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lara31 [8.8K]
3 years ago
6

Solve the quadratic equation 4x2 – x = 8 using the quadratic formula.

Mathematics
1 answer:
Alika [10]3 years ago
8 0

Answer:

1x=\frac{1\sqrt{129} }{8}

Step-by-step explanation:

In between the 1 and the \sqrt{129} goes this symbol: ±

hope this helps!

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Find the values of p and q in the figure.​
vivado [14]

Answer:

25 and 20

Step-by-step explanation:

p²=24²+7² ⇒ p²= 625 ⇒ p=25

q²=p²-15² ⇒ q²=625 - 225 ⇒ q²=400 ⇒ q= 20

6 0
4 years ago
PLSSSSSSSSSSSSSSSSSSSSSSSSSSSSS HELP ME
dmitriy555 [2]

Answer:

The answer is the first one.

Step-by-step explanation:

Okay, so the first one is solved like this:

You do 360*30%. 30% is 0.3 in decimal form. So 360*0.3=108. 108 is the amount that is discounted, NOT the price. You have to do 360-108, which is 252. The discounted price is $252.

Now the second one is solved like this:

You do 360*10% FIRST because the problem says it was marked 10% BEFORE the 20%. 10%=0.1, so 360*0.1=36. You subtract 360-36, which is 324. Then, you multiply 324 by 20% or 0.2, to get 64.8, which is the discount of 20%. You subtract 324-64.8, which is $259.20. So the first one is the answer because it is cheaper since 252 is less than 259.20. If you need this explanation, don't use this word for word. Summarize this in YOUR own words!

7 0
3 years ago
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Find the quotient -8b^2-26b+24/-8b+6
Reika [66]
I hope this helps you

4 0
3 years ago
A dog buried 18 bones in his backyard. On Monday, he dug up 1/2 of his bones. On Tuesday, he dug up another 1/3 of his bones. Ho
Korolek [52]

Answer:

3

Step-by-step explanation:

A dog buried 18 bones

On Monday he dug up 1/2 of the bones

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= 1/3×18

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Therefore the remaining bones still buried in the ground can be calculated as follows

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= 18-15

= 3

Hence 3 bones are still buried in the ground

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3 years ago
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Answer:

ijrrrrrrrrrrrrg to 19399

Step-by-step explanation:

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