Multiply it all together 3/4 is 0.75 2/3 is 0.66 1/2 is 0.5 now do in your calculator 0.75+0.66+0.5 and becase everything is in fractions remember that you have to convert your decimal into a fraction your answer is 1 91/100
Answer:
check book
Step-by-step explanation:
ok apply formula only
Answer:
Yes
Step-by-step explanation:
Cos A cos B + sin A sin B
