Sin8x=8sinxcosxcos2xcos4x

proving trig identity?

A shape can have line symmetry, rotational symmetry, or both.

Gabriella's travel shampoo bottle holds 1/2 cup of shampoo. before leaving on vacation, she filled the bottle to the top with 1/8 cup of shampoo.

Which expression is equivalent to 3m + 1 - m? a. 2 + m - 1 + m b. 1 + m c. 3 m - 1 d. 3 m

Least common multiple for 16 and 24

54*523 what is the answer and can you show me the work

A triangle has sides with lengths of 60 yards, 63 yards, and 87 yards. Is it a right triangle? Yes or No

The squirrel stored seven more than three times as many nuts as the chipmunk. The chipmunk stored x acorns. Write an expression that shows how many acorns the squirrel stored.

The same sequence may be defined in three ways: 1) f (x) = 6x + 5 for x = {1, 2, 3, ... }, 2) a1 = 11 and an + 1 = an + 6 for n = {1, 2, 3, ... } and 3) an = 11 + 6 (n - 1) for n = {1, 2, 3, ... }.

A cell phone plan has a monthly cost that is shown in the table below. What is the correct statement regarding the average rate of change during the 40-minute time of talk?

Jay simplified the expression 3 * (3+12:3) - 4. For his first step, he added 3+12 to get 15. What was Jay's error? Find the correct answer