Provide an appropriate response.Why must you know how to add and subtract radical expressions before you can rationalize denominators with two terms?
What will be an ideal response?
After multiplying to rationalize the denominator it might be necessary to add or subtract radical expressions in the numerator.
Mathematics
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Find an equation for the tangent to the curve at the given point.y = x2 + 3, (-2, 7)
A. y = -4x - 5 B. y = -2x - 1 C. y = -4x - 2 D. y = -4x - 1
Mathematics
Find the composition. If f(x) = x2 - 5 and h(x) = 
, find (h ? f)(-4)
A. -4
B. -1 + 2
C. 3
D. 
Mathematics
Find the eccentricity e of the ellipse.x2 + 2y2 = 6
A. 
B. 
C. 
D. 
Mathematics
Evaluate as requested.A graph of a function g is shown below. Find g(0).
A. 4.238 B. -2.5 C. 4 D. 3
Mathematics