Simplify. Rewrite the expression in the form y^n Y^9•y^2

Mathematics

2 answers:

neonofarm [45]2 years ago

8 0

Answer:

Step-by-step explanation:

When you multiply two terms with same base, add the exponents.

Example: x*x² = x* x*x = x³

In short, x*x² = x¹⁺² = x³

$y^{9}*y^{2}=y^{9+2}\\\\ = y^{11}$

Dmitrij [34]2 years ago

3 0

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4) solve it a) 3x-2÷5=2

VMariaS [17]

Answer:

$\frac{(3x - 2)}{5} = 2 \\ 3x - 2 = 10 \\ 3x = 2 + 10 \\ 3x = 12 \\ x = \frac{12}{3} \\ \boxed{x = 4}$

<u>x=4</u> is the right answer.

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2 years ago

Please answer correctly !!!!! Will mark brainliest answer !!!!!!!!!!

AnnZ [28]

Answer:

type 2 in the first box,

13/4 in the second box, and

-9/8 in the third one

Step-by-step explanation:Notice that you are asked to write the following quadratic expression in vertex form, so you need to find the "x" value of the vertex, and then the "y" value of the vertex:

$x_{vertex}= -b/2a$