Author: Anonymous

Simplify. Your answer should contain only positive exponents.(If needed, use “Math Type” to enter your answer)3x34x2·x4

Evaluate. Write the answer in simplest form or as a mixed number.6·(-6)-3+42

State the quadrant or axis in which the point lies in.(3,-8)

Write the following as a decimal. Round to the nearest thousandths place.62.4%

Solve. Write the answer in simplest form.(Reduced fractions or decimal answers accepted, when needed.)12x+74+12x=512

Solve the application problem.How old am I if 500 reduced by 3 times my age is 206?

Solve. Write the answer in simplest form. 26 – 6 x = – ( x – 5 ) + 1 x = [BLANK-1]

Evaluate. Write the answer in simplest form or as a mixed number.(Hint: Give your response using the divide sign or use the “Math” option to write your answer. Example: 1/2 = 12)29÷-13

A dealership analyzed the relationship between the age of a car and its resale value (in thousands of dollars).Regression Equation: ŷ = 24.8 − 1.65xCorrelation Coefficient: r = -0.96Where:   x = age of car (years)   y = resale value (in thousands of dollars)Interpret the slope in context.Interpret the correlation coefficient. Include direction and strength.Predict the resale value of a 7-year-old car.Would it be reasonable to use this model to predict the value of a 25-year-old car? Explain.

Which is correlation is stronger:r= –0.90 or r= 0.75? explain why