6. (6x4 + x3 – 9x + 13) = (x2 + 8)
what’s this answer

x=0.692379

Step-by-step explanation:

Step 1: Subtract x^2+8 from both sides.

6x4+x3−9x+13−(x2+8)=x2+8−(x2+8)

6x4+x3−x2−9x+5=0

Step 2: Use quartic formula.

x=0.692379

answer: city needs 2.4 inches of rainfall more to match the record of 40 inches.

step-by-step explanation:

since we have given that

total annual rainfall a city record = 40 inches

this year, total rainfall recorded = 37.6 inches

number of inches of rainfall   is needed to match the record of 40 inches is given by

hence, city needs 2.4 inches of rainfall more to match the record of 40 inches.

goog may be able to you find that answer