claraa37 claraa37

06-01-2022
Mathematics

contestada

1. If f(x)= 3r? - 7x+15, then lf(-2)=
a. -7
b. 65
c. 0
D. 42
E. none of the above.

Respuesta :

Аноним Аноним

06-01-2022

f(x) = 3x^2 - 7x + 15
Therefore, f(-2) = 3(-2)^2 - 7(-2) + 15
or, f(-2) = 3(4) + 14 + 15
or, f(-2) = 12 + 14 + 15
or, f(-2) = 41

Answer:

E. None of the above

Hope you could understand.

If you have any query, feel free to ask.

Answer Link

Otras preguntas

15/32 multiplied by 4

Find the value of x. needed ASAP

Who was Nelson Mandela? (please help) a leader of the terrorist group Hezbollah a European Zionist who inspired the formation of the nation of Israel a South Af

You receive a bonus at work that is worth $1000 after taxes. You have the option to save the $1000 in a savings account that earns 1% interest per year, or to p

What would you do if you found a dead body in a hotel room?

∠A ≅∠? 1. ∠B 2. ∠D 3. ∠F

Can someone help me understand this?

I WILL GIVE 20 POINTS TO THOSE WHO ANSWER THIS QUESTION RIGHT NOOOO SCAMS AND EXPLAIN WHY THAT IS THE ANSWER

What is causing the rapid rise in extinctions today? an increase in earthquakes climate changes due to a meteor fall an increase in the number of predators

01:43:00 How does the writer best use evidence to support the claim? Select three options.