Wherever there is a g, put in a 4 so
0.5g - g2 becomes 0.5*4 - 42
0.5*4 - 42 = 2 - 16 = -14
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g2+4g-32 = 0 (g-4)(g+8) = 0 g = 4 or g = -8 Use the quadratic equation formula
Evaluate -4(a+b) - 10a/b when a=8 and b=5
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14
a=-2 4b=-2 --> b=-1/2 c=8 (-2)(-1/2)(8)(3)= 24