The answer would be B 21/4
Answer:
252.
Step-by-step explanation:
We use the Multiplication Rule:
Number of outfits = 7 * 3 * 2 * 6 = 252.
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Answer:
5n
Step-by-step explanation:
cost of one helmet = $5
let 'n' be the number of person that is n=1,2,3,4........
note that the value of n is always a natural number
therefore the expression = 5n
where 5 is the cost one helmet
n is the number of persons
Answer:
27
Step-by-step explanation:
19+22+46+24+37+16+19+33=216
216/8=27
Answer:
That would be sina.
Step-by-step explanation:
sin(a+b) = sinacosb + cosasinb
sin(a-b) = sinacosb - cosasinb
Adding we get sin(a+b) + sin(a-b) = 2sinaccosb
so sinacosb = 1/2sin(a+b) + sin(a-b)