Answer:
Because it can be shaped to make things magnified
(-3)(7^2)-7+2
(-3)(49)-7+2
-147-7+2
-154+2
-152
ANSWER:
-152
Answer:
(x+5)(x-5)
Step-by-step explanation:
x^2-25 = x^2 - 5^2 = (x+5)(x-5)
rule: a^2 - b^2 = (a+b)(a-b)
Answer:
13.1 feet
Step-by-step explanation:
C = (1/2)πd
20.56 = (1/2)(3.14)d
20.56 = 1.57d
13.1 feet ≈ d