Which of the following equations is quadratic?

a. x (x^2 + 1) = 0

b. 5 (4x + 2) = 3

c. (x + 3) (x + 4) = 5

Rounding number 10000

Combine like terms. 8y2 + 8 (7y2 - 9) =

What is the measure angle of CBD

The average length of the eight words Betty was asked to spell was 9 letters. The first seven letters were 8 letters, 9 letters, 6 letters, 10 letters, 7 letters, 9 letters, and 11 letters what was the length of the the eighth word

Write the slope-intercept form of the equation of the line described. through: (1,0), parallel to y = - x-5

If the measure of cae is 95° what is the measure of cba

What are the y and x intercept of 3x-5y=15

15 more than 3 times a number is at most 7

A researcher measured the heights of forty high-school students. The measurements are recorded here. Heights (in inches) 58 59 60 60 60 61 61 61 61 62 62 62 62 62 62 63 63 63 64 65 67 67 68 68 68 68 69 69 70 70 70 71 71 71 71 71 72 73 74 76 If

Sally's bicycle tire is 52 inches in circumference. Number of Revolutions Distance Covered. 1 inches 3 inches 12 inches 27 inches 146 inches