Answer:
5
Step-by-step explanation:
4^2 + 3^2 =
16 + 9 = 25
√25=5
Answer:
90
Step-by-step explanation:
Just multiply what the variables equal to
Answer:
-3 and 5
Step-by-step explanation:
f(n) = n² - 2n - 15
numbers whose product is -15 and sums up to -2 = -5 and 3
= n²- 5n+3n - 15
= n(n - 5) +3 (n - 5)
f(n) = (n + 3)( n - 5)
n + 3 = 0 n - 5 = 0
n = -3 n = 5
Roots = -3 and 5
You would want to do base x height to find the area.
20x10
That Will equal 200