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Mademuasel [1]
3 years ago
12

Solve for x, thank you

Mathematics
1 answer:
Arisa [49]3 years ago
3 0

Answer:

10.80

Step-by-step explanation:

tan42=x/12

x=12tan42=10.80

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Simplify -3p^3+5p+(-2p^2) +(-4) -12p +5 -(-8p^3)
GenaCL600 [577]

Simplify the following:

8 p^3 - 3 p^3 - 2 p^2 + 5 p - 12 p - 4 + 5

Grouping like terms, 8 p^3 - 3 p^3 - 2 p^2 + 5 p - 12 p - 4 + 5 = (-3 p^3 + 8 p^3) - 2 p^2 + (5 p - 12 p) + (-4 + 5):

(-3 p^3 + 8 p^3) - 2 p^2 + (5 p - 12 p) + (-4 + 5)

8 p^3 - 3 p^3 = 5 p^3:

5 p^3 - 2 p^2 + (5 p - 12 p) + (-4 + 5)

5 p - 12 p = -7 p:

5 p^3 - 2 p^2 + -7 p + (-4 + 5)

5 - 4 = 1:

Answer: 5 p^3 - 2 p^2 - 7 p + 1

7 0
3 years ago
Y=6x4 + 7x2 and x = vw +1
belka [17]

Answer:

w=-1/6 or w=-3

Step-by-step explanation:

Substitute the value of x and y into the first equation and solve for w:

y=6x^4+7x^2\\10=6(\sqrt{w+1})^4+7(\sqrt{w+1})^2\\10=6(w+1)^2+7(w+1)\\10=6(w^2+2w+1)+7w+7\\10=6w^2+12w+6+7w+7\\0=6w^2+19w+3

Solve for w with the quadratic formula:

w=\frac{-b\±\sqrt{b^2-4ac}}{2a} \\w=\frac{-19\±\sqrt{19^2-4(6)(3)} }{2(6)}\\w=\frac{-19\±\sqrt{361-72}}{12} \\w=\frac{-19\±\sqrt{289} }{12} \\w=\frac{-19\±17}{12}

After simplifying, we get either w=-1/6 or w=-3.

Not sure if w needs to satisfy all conditions while maintaining everything as real numbers, because if w=-3, then x is an imaginary number. But both values work just as fine.

4 0
2 years ago
How to rearrange the equation so "y" is on the left and everything else on the right?
STatiana [176]
You subtract or add the things that are on the same side to the other side in which it cancels out and your left with just the Y on that side
3 0
4 years ago
Write a rule for the function​
cestrela7 [59]

Answer:-18

Step-by-step explanation: i know evertyhing

3 0
3 years ago
What is the height of a parallelogram with a base length of 16 m and an area of 136 m2? enter your answer in the box.
SVETLANKA909090 [29]

<span>Parallelogram area = height × base
</span>

<span>Parallelogram height = area / base
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<span>Parallelogram height =136 / 16
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<span>Parallelogram height = 8.5 meters
</span>

<span>
</span>

<span>
</span>

5 0
4 years ago
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