Solve the equation. Express radicals in simplest form.5m2 + 8m + 1 = 0

A.  
B.
C.  
D.


Answer: A

Mathematics

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Find the value of (f ? g)' at the given value of x.f(u) =  - u, u = g(x) = ?x, x = 7

A. 7? B. -7? C. 4 - ? D. -?

Mathematics

Determine whether the equation has a graph that is symmetric with respect to the y-axis, the x-axis, the origin, or none of these.y = (x - 9)(x + 8)

A. none of these B. x-axis only C. x-axis, y-axis, origin D. y-axis only

Mathematics

Simplify the expression.9 + 2(x + 6y) 

A. 9 + 2x + 6y B. 9 + 12xy C. 11x + 6y D. 9 + 2x + 12y

Mathematics

Solve the equation. Round to the nearest thousandth.5e4x+8 = 8

A. {0.108} B. {-4.108} C. {-3.872} D. {-1.882}

Mathematics