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zloy xaker [14]
3 years ago
8

What is the approximated answer for:t{39}

Mathematics
2 answers:
WITCHER [35]3 years ago
3 0
It’s 40 because it’s closer to 40 than 30
MArishka [77]3 years ago
3 0

Answer:

please mark me in the brainlist

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77. Find the greatest common factor (GCF) of the polynomial: 12x^4 + 8x^3 - 16x^2
Fed [463]

Answer:

4x^2

Step-by-step explanation:

The greatest common factor of 12, 8, and 16 can be no larger than the smallest difference between these numbers, which is 4. 4 is a factor of each number, so is the GCF of them.

The exponent of the greatest common factor of x^4, x^3, and x^2 can be no larger than the smallest of these exponents, which is 2. So, the GCF of the variable portion of the terms is x^2.

The product of the coefficient GCF and the variable GCF is ...

... 4x^2

5 0
3 years ago
Solve Tan^2x/2-2 cos x = 1 for 0 < or equal to theta < greater or equal to 1.
mixer [17]

Answer:

x = theta = 0°

Step-by-step explanation:

Given the trigonometry function

Tan²x/2-2 cos x = 1

Tan²x-4cosx = 2 ... 1

From trigonometry identity

Sec²x = tan²x+1

tan²x = sec²x-1 ... 2

Substituting 2 into 1, we have:

sec²x-1 -4cosx = 2

Note that secx = 1/cosx

1/cos²x - 1 - 4cosx = 2

Let cosx. = P

1/P² - 1 - 4P = 2

1-P²-4P³ = 2P²

4P³+2P²+P²-1 = 0

4P³+3P² = 1

P²(4P+3) = 1

P² = 1 and 4P+3 = 1

P = ±1 and P = -3/4

Since cosx = P

If P = 1

Cosx = 1

x = arccos1

x = 0°

If x = -1

cosx = -1

x = arccos(-1)

x = 180°

Since our angle must be between 0 and 1 therefore x = 0°

4 0
3 years ago
Solve for t. 3t + 35=6 Enter your answer in the box. t =
ioda
T equals 9.6 because u subtract thirty five and divide by three
6 0
4 years ago
Read 2 more answers
Solve for x in simplest form: 4 = 2/3(2x -9)
irina [24]

Answer:

x = 7.5

Step-by-step explanation:

4 = 2/3 (2x - 9)

4 = 4/3x - 6

4 + 6 = 4/3x - 6 + 6

10 = 4/3x

10 x 3/4 = x

x = 7.5

8 0
4 years ago
Can someone help me with this Geometry Homework? Thanks
Alex17521 [72]

That is C. my fellow brainy hope you get an A+

7 0
3 years ago
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