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2 years ago

What is the value of the expression

Mathematics

1 answer:

sergejj [24]2 years ago

3 0

81 ..... dkeksltmwndkfkend

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25x2 + 16 – 40x – 64y

Sedaia [141]

Answer:

25x2 - 40x - 64y + 16

Step-by-step explanation:

Step 1 :

Equation at the end of step 1 :

((52x2 + 16) - 40x) - 64y

Step 2 :

Final result :

25x2 - 40x - 64y + 16

Processing ends successfully

plz mark me as brainliest :)

5 0

3 years ago

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Differentiate. The answer is supposed to be -3/ sqrt 4-x^2

Margarita [4]

Answer:

Step-by-step explanation:

$g(x)=\cos^{-1} (\frac{x}{2})\\g'(x)= \frac{- 1}{\sqrt{1-(\frac{x}{2})^2}}*\frac{1}{2} \\=\frac{-1}{\sqrt{4-x^2} }$

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3 years ago

Is the first side “SW=XW” or “ST=XU”?

olya-2409 [2.1K]

Answer:

SW =XW and ST=XU and UW=TW

Step-by-step explanation:

All are true and correct since the two triangles are congruent

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2 years ago

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Find the perimeter and simplify your answer

Lera25 [3.4K]

Answer:

32z-14

Step-by-step explanation:

2(9z-8)+2(7z+1)

18z-16+14z+2

simplify

32z-14

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2 years ago

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9966 [12]

$4 \times 10 {}^{6} + 7 \times {10}^{5} + 2 \times {10}^{4} + 3 \times {10}^{3} + 9 \times {10}^{2} + 1 \times {10}^{1} + 0 \times {10}^{0}$

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2 years ago