All categories

3 years ago

Sin2x + cos3x expand the expression

Mathematics

1 answer:

Maru [420]3 years ago

8 0

Step-by-step explanation:

Use double and triple angle identities:

sin(2x) + cos(3x)

2 sin x cos x + 4 cos³x − 3 cos x

You might be interested in

Hellllppppppppppppppp meeeeeeeeeeeee

Alexxandr [17]

Answer:

D. 20

Step-by-step explanation:

20% of 20 is 4

6 0

2 years ago

Read 2 more answers

Ramon invested a total $9,700 into two accounts, account 1 earns 6% simple interest and account 2 earns 4% simple interest. Afte

jarptica [38.1K]

Answer:

In the account that paid 3% Ramon put $800

In the account that paid 6% Ramon put $1,600

Step-by-step explanation:

5 0

3 years ago

What is 125 divided by 5? How do we do it in friendly parts

Bess [88]

125 divided by 5 is 25. hope this helped but im not to sure what friendly parts are sorry

7 0

2 years ago

Angle ABC is congruent to which angle?

Llana [10]

Answer:

CBA=MNP

Step-by-step explanation:

Side NP=CB

Side NM=AB

then the angles between those sides are equal

6 0

2 years ago

Can someone please tell me what is 19x8+80-7?

s2008m [1.1K]

Answer:

225

Step-by-step explanation:

3 0

2 years ago

Read 2 more answers