2 years ago

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Mathematics

1 answer:

luda_lava [24]2 years ago

4 0

Answer:

Step-by-step explanation:

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Add 34+(−212) using the number line. Select the location on the number line to plot the sum.

nexus9112 [7]

Answer:

-1 3/4

Step-by-step explanation:

3/4 + (-2 1/2)

3/4 - 2

-1 3/4

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nirvana33 [79]

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(2a-b)2-(a-2b)2 factorial

kvasek [131]

Hello, we know that for a and b real numbers

$a^2-b^2=(a-b)(a+b)$

So,

$(2a-b)^2-(a-2b)^2=(2a-b-a+2b)(2a-b+a-2b)\\\\=(a+b)(3a-3b)\\\\\boxed{=3(a+b)(a-b)}$

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3 years ago

1.)The original price of a pair of shoes is $29.95. The shoes are on sale for 30% off. Which expression would calculate the sale

LekaFEV [45]

1. 0.7(29.95)
2. 1.04(284.99)
3. 49(0.75)(1.06)
4. 35+ 0.80m
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3 years ago

PLEASE HELP WORTH 10 POINTS <br><br> WILL GIVE THE CROWN

Tanya [424]

Answer:

PA = 8

Step-by-step explanation:

formula is C^2 = E * (A + E)

C^2 = 4 * (12 + 4)

C^2 = 64

$\sqrt{c} = \sqrt{64}$

c = 8

C = PA = 8

8 0

2 years ago