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Solve for j(h(x)):
h(x) = x² + 4
j(x) = 4x - 1
Substitute in h(x) into "x":
j(h(x)) = 4(x² + 4) - 1
j(h(x)) = 4x² + 16 - 1
j(h(x)) = 4x² + 15
Solve at x = 2:
4(2)² + 15 = 4(4) + 15 = 31.
If 5 persons can do 5 jobs in5 jobs in 5 days, then 50 persons can do 50 jobs in _______
1 answer:
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m/s --- km/h =
km/h=
6m/s=
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