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Hoochie [10]
3 years ago
12

For (a) and (b) did I do them right? thanks a lot​

Mathematics
2 answers:
Alika [10]3 years ago
7 0
A it’s correct the b it’s incorrect
Ymorist [56]3 years ago
6 0

Answer:

a is write, b is wrong

Step-by-step explanation:

b) difference is subtraction!

The question asks "the sine of a difference of two real numbers is not necessarily equal to the difference of the sines

So the first part is "the sine of a difference of two real numbers" would be writtten as : sin (x-y)

The second part, the difference of the sines,  would be: sinx - siny

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