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Brian
Mathematics
7 June, 19:33
H (x) = - x^2-4 and I (x) = 2x+3
H (I (s))
+4
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Jada Bartlett
7 June, 19:51
0
Easy peasy
just subsitute I (x) for the x in the h (x) so
h (I (s)) = - (2s+3) ^2-4
distribute and simplify
h (I (s)) = - (4s^2+12s+9) - 4
h (I (s)) = - 4s^2-12s-9-4
h (I (s)) = - 4s^2-12s-13
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