(a+b)5
a - 2b
if a = 6 and b = -8
Help I need this answer please

(a+b)5=10

a - 2b=22

Step-by-step explanation:

Since we know the values for a and b, we just replace those letters with their values:

(a+b)5

(6+(-8))5

(6-8)5

(2)5

10

a-2b

6-2(-8)

6+16

22

-10 and

Step-by-step explanation:

(a+b)5

6+(-8) = -2

-2 × 5 = -10

or

(a+b)5

(6+-8)5

6×5= 30

-8×5= -40

30+(-40)= -10

a-2b

6-2(-8)

=22

395.84

step-by-step explanation:

2πrh+2πr²

2 (pie)(radius)(height)+2(pie)(radius)^2