Answer:
-0.2
Step-by-step explanation:
Answer:

Step-by-step explanation:

Answer:
32
Step-by-step explanation:
let a = 5
a² + 7 | Original equation
5² + 7 | Substitution of a as 5
25 + 7 | 5 to the power of 2 is 25, as 5*5 = 25.
32 | 25 + 7 = 32
Answer:
He is incorrect. The true greatest common factor is 8.
Step-by-step explanation
Although 4 is a factor of both numbers, 32 and 8 can both be factorized (multiplied) by 8 to have the given numbers as an outcome.
Ex. 4 * 8 = 32 ; 8 * 1 = 8