Simplify (x2 + 7x + 12)(x2 + 3x + 5).
1 answer:
Hi there
(x² + 7x + 12)(x² + 3x + 5)
Distribute
(x²)(x²) + (x²)(3x) + (x²)(5) + (7x)(x²) + (7x)(3x) + (7x)(5) + (12)(x²) + (12)(3x) + (12)(5)
= x^4 + 3x^3 + 5x^2 + 7x^3 + 21x^2 + 35x + 12x^2 + 36x + 60
= x^4 + 10x^3 + 38x^2 + 71x + 60
Good luck !
You might be interested in
<h3>Solution:</h3>
![{64}^{ - \frac{1}{3} } ( {64}^{ \frac{1}{3} } - {64}^{ \frac{2}{3} } ) \\ {64}^{ \frac{1}{3} - \frac{1}{3} } - {64}^{ \frac{2}{3} - \frac{1}{3} } \\ {64}^{0} - {64}^{ \frac{1}{3} } \\ 1 - \sqrt[3]{64} \\ 1 - 4 \\ - 3](https://tex.z-dn.net/?f=%20%7B64%7D%5E%7B%20-%20%20%5Cfrac%7B1%7D%7B3%7D%20%7D%20%28%20%7B64%7D%5E%7B%20%5Cfrac%7B1%7D%7B3%7D%20%7D%20%20-%20%20%7B64%7D%5E%7B%20%5Cfrac%7B2%7D%7B3%7D%20%7D%20%29%20%5C%5C%20%20%7B64%7D%5E%7B%20%5Cfrac%7B1%7D%7B3%7D%20-%20%20%5Cfrac%7B1%7D%7B3%7D%20%20%7D%20%20-%20%20%7B64%7D%5E%7B%20%5Cfrac%7B2%7D%7B3%7D%20%20-%20%20%5Cfrac%7B1%7D%7B3%7D%20%7D%20%20%5C%5C%20%20%7B64%7D%5E%7B0%7D%20%20-%20%20%7B64%7D%5E%7B%20%5Cfrac%7B1%7D%7B3%7D%20%7D%20%20%5C%5C%201%20-%20%20%5Csqrt%5B3%5D%7B64%7D%20%20%5C%5C%201%20-%204%20%5C%5C%20%20-%203)
<h3>Answer:</h3>
Answer:
x = 9 and x=-16
Step-by-step explanation:
The equation is
x2 + 7x = 144
Solving that using the formula
x= 9 and x=-16
Answer:2
Step-by-step explanation:
Answer:
<edf=23(angles standing on common arc fe)
Answer:
-0.25 or -¼
Step-by-step explanation:
-20c = 180
-20c/-20 = 180/-20
c = -0.25 or -¼
