2 years ago

3. For what value of x is

Mathematics

1 answer:

liraira [26]2 years ago

7 0

Answer:

3. x=7

4. f(4)= -24

Step-by-step explanation:

2. Since the bases are equal, equate the powers;

2x+3=17

2x=14

x= 14/2

x=7

3. Putting x as 4 in the function

=3(4²) - 4[3(4) + 6]

=3(16) - 4(12+6)

=3(16) - 4(18)

=48 - 72

f(4) = -24

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