tatiiidiorr tatiiidiorr
  • 19-09-2022
  • Mathematics
contestada


2a²-2a-15 at a = 13

2a2a15 at a 13 class=

Respuesta :

hope181
hope181 hope181
  • 19-09-2022
The answer should be 297
2(13)^2-2(13)-15=296
Answer Link
paigeypie1000 paigeypie1000
  • 19-09-2022

Answer: 297

Step-by-step explanation:

2a^2 - 2a - 15

sub a = 13

2 * 13^2 - 2 * 13 - 15

2 * 169 - 2 * 13 - 15

338 - 26 - 15

= 297

Answer Link

Otras preguntas

The measure of an angle is 68°. what is the measure of a supplementary angle?
Marsha has $23,479 in the bank. if she deposits another 25% of her total into her account, what percent of the new total must she withdraw to give her the same
when did hitler become prime minister
Someone help me with the my question. Question is in the photo above. Extras point for the first person that answers.
You deposit $3000 into an account which earns 5.1% interest per year, compounded annually. your friend simultaneously deposits $2000 into an account which earns
Jean-jacques rousseau a. proclaimed the sovereignty of the people and law was to be determined by the general will b. proclaimed the sovereignty of the people,
Why does paul repeat to himself twice that he and kat are not related?
how do u do #10-11 ??
a 60-kg skier starts at the top of a 10 meter slope. At the bottom, she is traveling 10 m/s. How much energy does she loose to friction?
What is an example of "≥" being used, and how does it work? I can't grasp how one number can be greater/equal to another.