Answered

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3. For what value of x is
42x+3 = 417 true?
the equation
=
4. Let the function f be defined as
f(x ) = 3x2 - 4(3x + 6). What is the
value of f(4) ?
=
-

3 For What Value Of X Is 42x3 417 True The Equation 4 Let The Function F Be Defined As Fx 3x2 43x 6 What Is The Value Of F4 class=

Sagot :

obinnafavour66

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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