3 years ago

Find the expression as the cosine of an anglecos pi/4 cos pi/9 - sin pi/4 sin pi/9

1 answer:

4 0

Answer: cos(13pi/36)

Step-by-step explanation: just did the assignment

You might be interested in

LUCKY_DIMON [66]

C, 51 because acute angles are less than 90° but together the angles create a right triangle which is 90°.

3 0

3 years ago

Dima020 [189]

Answer: 105$
Half the ppl paid 1.50 for programs which is 15 x 1.5 = 22.5
30 ppl bought tickets 30x2.75
Add the totals to get 105

5 0

3 years ago

Nikolay [14]

Answer:

Step-by-step explanation:

1.4% of b = $\frac{1.4}{100}*b = 0.014b$

8% of x = $\frac{8}{100}*x = 0.08x$

4 0

3 years ago

Nonamiya [84]

Answer:

the answer is 9 11/15 or 26/15 in improper fraction form.

7 0

2 years ago

Naya [18.7K]

Answer:

5.3 to the 4th power :)

Step-by-step explanation:

7 0

3 years ago