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sp2606 [1]
3 years ago
8

if the function f is defined by function f of x (2 times x) plus 3, and if function f of a equals 11, what is the value of a?

Mathematics
1 answer:
Lena [83]3 years ago
8 0
F(x) = 2x + 3
f(a) = 2a + 3
when f(a) = 11
11 = 2a + 3
therefore 2a = 8 
 and a = 4
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