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3 years ago

20. Factor the expression. ^2 + 7 + 12

Mathematics

2 answers:

Vadim26 [7]3 years ago

8 0

Answer:

Step-by-step explanation:

x² + 7x + 12 = x² + 4x + 3x + 3*4

= x*(x + 4) + 3*(x + 4)

=(x + 4) (x+3)

neonofarm [45]3 years ago

7 0

Answer: x^2 + 19

Step-by-step explanation: Cancel out x^2 and add 7 and 12 together. 7 + 12 = 19. Next plug in x^2. So, its now x^2 + 19.

Hope this help!

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2 years ago

Read 2 more answers

What are three equivalent ratios for 5/45

Burka [1]

$\frac{5}{45}=5:45\ and\ \frac{5}{45}=\frac{5:5}{45:5}=\frac{1}{9}\\\\\frac{5}{45}=\frac{1}{9}\to\boxed{1:9}\\\\\frac{5}{45}=\frac{1}{9}=\frac{1\cdot2}{9\cdot2}=\frac{2}{18}=\boxed{2:18}\\\\\frac{5}{45}=\frac{1}{9}=\frac{1\cdot3}{9\cdot3}=\frac{3}{27}=\boxed{3:27}\\\\\frac{5}{45}=\frac{1}{9}=\frac{1\cdot4}{9\cdot4}=\frac{4}{36}=\boxed{4:36}\\\vdots$

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3 years ago

PLEASE HELP !!! WILL MARK BRAINLIEST TO WHOEVER GETS IT RIGHT !!

erica [24]

Answer:

5th option

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3 years ago

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