Math, asked by rohitgurung71, 4 months ago

(b) If f(2x + 5) = 6x + 19, find f. f(2).

Answers

Answered by ManishShah98

1

Answer:

f(2x + 5) = 6x + 19, find f. f(2).

2xf + 5f = 6x + 19

f(2) = 2x(2) + 5(2) = 6x + 19

= 4x + 10 = 6x + 19

= 4x - 6x = 19 - 10

= - 2x = 9

= x = 9/-2

= x = -9/2 Answer..............

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