Algebra 2 Need Help

1. function g(x)=-x^2-3x+7 . Find the area under the curve for the domain –4£ x £ 1.
a 71.6 square units
b. 46 square units
c.35.83 square units
d.17.916square units

2. y=2sin(circle with a line through it)

a. How many cycles occur in the graph?
b. Find the period of the graph.
c. Find the amplitude of the graph.

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