(1/2, -1/2) I went to Google and clicked the first link that popped up
The answer is 987
9 + 8 +7 = 24
nearest 100 is 1000
nearest 10 is 90
so 987
Answer:
2.3
Step-by-step explanation:
Divide 785 by 345 and round it to the nearest tenth.
Answer:
Step-by-step explanation:
hello :
sin(x+y)= sinxcosy+cosxsiny...(*)
sin(x-y)= sinxcosy-cosxsiny....(**)
add (*) and(**) : sin(x+y)+sin(x-y)= 2sinxcosy
1/2(sin(x+y)+sin(x-y)) = sinxcosy......true