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STALIN [3.7K]
3 years ago
11

I need help in the question

Mathematics
1 answer:
Leto [7]3 years ago
7 0
Sin=90 and cos=90 okurwelcome
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(2x2 – 18)(x+3)(2 – 3) = 2x4 – 36x2 + 162
lubasha [3.4K]

Answer:

X=4

Step-by-step explanation:

I'm took lazy to explain it step by step sorry, but I'm positive that's the correct answer.

6 0
3 years ago
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In a mathematics class, half of the students scored 52 on an achievement test. With the exception
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Answer:

C. The mean and the median are the same.

7 0
3 years ago
Mrs Thomas played a game. Her score changed the same amount each round. After 3 rounds, her score had changed by -18 points. How
lisabon 2012 [21]

Answer: -6

Step-by-step explanation: It changed -6 each round because -6x3=-18.\

Hope this helped!

5 0
3 years ago
Circle K has a diameter of 24 inches. Find the exact length of semicircle HJI. In your final answer, include all of your calcula
Svet_ta [14]
A semicircle's perimeter is half the perimeter of the complete circle.

The perimeter of the complete circle is its circumference which is found by the equation: πD.

Then the equation of the perimeter of the semicircle is πD/2

In this case D = 24 in, then the perimeteir is π (24in/2) = 12π in ≈ 37.7 in

Answer: The exact length is 12π inches and the approximate length is 37.7 inches


4 0
4 years ago
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Which equation has a graph that is a parabola with a vertex at (-2, 0)?
klemol [59]

Answer: y = (x+2)^2

Aka: B

Step-by-step explanation:

Did it on edge just now !

5 0
3 years ago
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