Precalculus Homework Help: Answers & Questions Page 5

• What does ##y = mx + b## mean?

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• How do you solve ##log x + log 5 = 2##?

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• What is the cube root of ##(sqrt3 -i)##?

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• How do you use the Change of Base Formula and a calculator to evaluate the logarithm ##log_e (x^2+1)##?

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• How do you write ##log_4 64 = 3## in exponential form?

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• How do you find the slant asymptote of ##y=sqrt(x^2+4x) ##?

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• What is the final step of completing a solve by substitution problem?

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• What is ##log(5*8)## equal to?

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• How do you use the leading coefficient test to determine the end behavior of the polynomial function ##f(x)= -5(x2+1)(x-2)##?

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• What is a logarithm?

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• How do you get the complex cube root of 8?

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• Define radical conjugate?

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• How can synthetic division be used to factor a polynomial?

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• What is the common difference of 1, 2, 4, 8, 16,...?

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• How do you evaluate ##log (1/100)##?

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• What is the focus of the parabola ##(x – 1)^2 + 32 = 8y##?

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• How do you find the zeros of the function ##f(x)= x^2-2x-4##?

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• When a positive integer k is divided by 7, the remainder is 6. What is the remainder when k+2 is divided by?

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• How can you determine the end behavior of a polynomial?

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• What is the sum of the first 10 positive integers?

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• How do you find the sum of the first 30 positive multiples of 3?

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• What is the polar equation of a horizontal line?

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• How do you use the properties of logarithms to expand ##log_10((xy^4)/z^3)##?

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• What is the square root of a googol?

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• What is the equation of a sphere in standard form?

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• The sum of the first 12 terms of an arithmetic series is 186, and the 20th term is 83. What is the sum of the first 40 terms?

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• Can Newton's Law of Cooling be used to find an initial temperature?

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• How do you find the linear correlation coefficient on Excel?

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• How do you determine if the sequence is arithmetic, geometric, or neither: 96, 48, 24, 12, 6, 3, 1.5, .75?

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• How do you find the sum of the infinite geometric series 1/3+1/9+1/27+1/81+...?

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• How do I graph the quadratic equation ##y=(x-4)^2-6##?

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• How do you find the end behavior of a quadratic function?

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• How do you find the area of circle ##x^2 + y^2 = 5,625##?

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• How do you solve for x in ##1/3lnx+ln2-ln3=3##?

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• How do you find all the real and complex roots of ##x^5 - 32 = 0##?

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• How do I find the directrix of the parabola ##y=2x^2##?

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• What is the slope of a line perpendicular to the x-axis?

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• How do you find the scalar and vector projections of b onto a given ##a = i + j + k##, ##b = i - j + k##?

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• How do you express ##log 36## in terms of ##log 2## and ##log 3##?

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• How do you create an exponential function y=ab^x given (21,200) and (23.392)?

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• What is the constant of variation in the circumference formula ##C = 2pir##?

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• How do I convert 3427 into scientific notation?

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• What do the zeros of a function represent?

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• What is the inverse function of ## y=3x-4##?

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• What is the complex conjugate of ##sqrt(-13)##?

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• How do you graph ##y<=x^2+8x+16##?

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• What is ##ln e^7## without using a calculator?

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• How do you graph ## ln(x-2)##?

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• How do extraneous solutions arise from radical equations?

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• How do you find the explicit formula and calculate term 20 for 3, 9 , 27, 81, 243?

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