(need asap) what is the value of s4 for

90

Step-by-step explanation:)

To obtain , sum the first 4 terms, using n = 1 to n = 4

= 6 + 6 + 6(2)² + 6(3)³

= (6 × 1) + (6 × 2) + (6 × 4) + (6 × 8)

= 6 + 12 + 24 + 48

= 90

answer: bearing in mind that a rectangle has a perimeter of length + length + width + width.

step-by-step explanation:

p = perimeter

l = length

x=width

p = 2l + 2x

p = 2(l+x)     < ==== perimeter of the base of the box.