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The value of (3a – 4b + 2) × (5a + 6) for a = 1 and b = -2 is

Sagot :

bajracharyacilvee

Step-by-step explanation:

We know that

a=1 and b= -2

{3*1-4*(-2)+2} .{5*1+6}

= (13-11)

=2

fichoh

Answer:

143

Step-by-step explanation:

(3a – 4b + 2) × (5a + 6)

a = 1 ; b = - 2

(3(1) – 4(-2) + 2) × (5(1) + 6)

Inputting the values of a and b

(3 - (-8) + 2) * (5 + 6)

(3 + 8 + 2) * (11)

13 * 11

= 143

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