(9x^4-13x^3-x-7)+(7x^3-2x+1)=
9x^4-13x^3-x-7+7x^3-2x+1=
9x^4+(-13+7)x^3+(-1-2)x-7+1=
9x^4+(-6)x^3+(-3)x-6=
9x^4-6x^3-3x-6
Answer: Option <span>D.)9x^4−6x^3−3x−6</span>
Answer:
900 fruits
Step-by-step explanation:
2 terms and power of 1
Linear binomial
Answer:
<u><em>c = 20</em></u>
Step-by-step explanation:
c + 72 = 92
subtract both sides by 72
<u><em>c = 20</em></u>
Find TU with Pythagorean theorem:
TU=√6²-3²=√36-9=√27=3√3
Now you can find y:
y=√TU²+9²=√27+81=√108=6√3
