preecy6386 preecy6386
  • 04-01-2021
  • Mathematics
contestada

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

Respuesta :

bajracharyacilvee
bajracharyacilvee bajracharyacilvee
  • 04-01-2021

Step-by-step explanation:

We know that

a=1 and b= -2

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

= (13-11)

=2

Answer Link
fichoh
fichoh fichoh
  • 04-01-2021

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

Answer Link

Otras preguntas

In the figure, j∥k and m∠7 = 65°. What is the m∠6 ? Enter your answer in the box.
Solving a system of linear equations using the substitution method. 5x+4y=-26 5-x=-6y
Choose all the sets containing the number –1.576.
An essay is a type of A fictional short story B technical material C figurative language D personal non fiction
A child has a sickle-cell disease but neither parent is ill. what must be true of her parents genotypes
How did the end of world war 2 set the stage for cold war?
How successful was the sherman antitrust act in accomplishing it's goals?
Overcrowding and unsanitary conditions can cause epidemics of: rocky mountain spotted fever ringworm typhus all of the above
a cray scientific computer can do a simple addition in 130x10^-12 seconds (130 picoseconds).how many additions can the cray computer do in 1 minute? Please give
A person has 17 coins, all nickels and dimes, worth $1.25. How many nickels are there?