How do I solve the equation for this problem

Z (z+2) (z-1) = 0

If F (x) = x²+1 What is f (f (x)) ? A. X^4+2x^2+1 B. X^4+2x^2+2 C. X^4+2 D. X^4+1

Circle O has a circumference of 88π cm. What is the length of the radius of the circle? cm

Raul received a score of 72 on a history test for which the class mean was 70 with a standard deviation of 9. he received a score of 71 on a biology test for which the class mean was 70 with standard deviation 7.

How can you use probability to make predictions?

Find the sum of the first seven terms of the geometric series 8, - 24, 72, ... 4,376 4,280 5,832 5,836

Ava needs to divide 378 guppies into 3 groups. How many guppies will be in each group?

Jose is thinking of a number. The number is not odd. The sum of the digits is divisible by 2. The number is a multiple of 11. It is greater than 5 times 4. It is a multiple of 6 It is less than 7 times 8 + 23 What is the number?

A standard brick is 3.625 inches wide, 2.25 inches high, and 7.625 inches long. How many bricks could be in a pallet of bricks that measures 4 feet on all sides? (One cubic foot is 12*12*12 cubic inches.) A. 1,757 B. 1,974 C. 1,709 D. 1,778

The number comes after 110.

How do i know if a sequence is arithmetic