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ella [17]
4 years ago
7

Simplify 1/2b^- 3 please help

Mathematics
1 answer:
11Alexandr11 [23.1K]4 years ago
5 0

 \frac{3b^{2}}{4}  

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Help, I need help on this question.
Gnom [1K]

(152.75 - 47) ÷ 11.75

7 0
3 years ago
In triangle ABC, AB = 12 inches, AC = 20 inches and the area of the triangle is 77 square inches. What is the measure of angle A
Nady [450]

A - 9.23 degrees

hope this helps

5 0
3 years ago
Solve for X with A and B
Over [174]

Answer:

9 and 3

Step-by-step explanation:

10/15=6/(2x-9)

90=10(2x-9)

9=2x-9

x=9

18-8=10

10/(4x+3)=8/12

120=8(4x+3)

30=8x+6

x=3

8 0
3 years ago
The measure of angle zero is 600°. The point XY corresponding to zero on the unit circle is
Andrej [43]

<u>Answer:</u>

x= -\frac{1}{2}\\\\ y= -\frac{\sqrt{3}}{2}

<u>Step-by-step explanation:</u>

We are given that the measure of angle θ is 600° and we are to fin the point (x, y) corresponding to angle θ on the unit circle,

We know that the x,y coordinates in the unit circle are the cosine and sine ratios, respectively.

θ = 600

1 unit circle= 360°

It means that 600° corresponds to 600° - 360° = 240°.

So, θ =  360° + 240°

180° < 240° < 270° (this tells that the point is in the third quadrant and its coordinates are negative)

240° - 180° = 60° (using the supplementary angles to find the sin and cos)\sin 60^\circ = \frac{\sqrt{3}}{2}\\\\\cos 60^\circ= \frac{1}{2}

Therefore, the x-coordinate is the cos of the given angle while y-coordinate is the sine of the given angle and the coordinates are:

x= -\frac{1}{2}\\\\ y= -\frac{\sqrt{3}}{2}

3 0
3 years ago
98464 rounded to the nearest ten thousand?​
dusya [7]

Answer:

100000

Step-by-step explanation:

4 0
4 years ago
Read 2 more answers
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