3.57* 10 to the sixth power :)
Answer:
Step-by-step explanation:
Width = 5v - 4w
Length = 3v + 7w
Perimeter = 2*(length + width)
= 2* (3v + 7w + 5v - 4w)
= 2* (3v + 5v + <u>7w - 4w)</u> {Combine like terms}
= 2* (8v + <u> 3w)</u>
= 2*8v + 2*3w
= 16v + 6w
Simplify the following:
sqrt(5) - 16 + sqrt(15) - 8
Grouping like terms, sqrt(5) - 16 + sqrt(15) - 8 = sqrt(15) + sqrt(5) + (-16 - 8):
sqrt(15) + sqrt(5) + (-16 - 8)
-16 - 8 = -24:
Answer: sqrt(15) + sqrt(5) + -24