obedullakhan obedullakhan
  • 03-05-2020
  • Mathematics
contestada

Find the value of the following expressions when x= – 2 5X²+ 5x – 21

Respuesta :

fardenk
fardenk fardenk
  • 03-05-2020

Answer:

9

Step-by-step explanation:

5(4)+5(2)-21

=20+10-21

=9

Answer Link

Otras preguntas

What are three names for 3.09
Which of the following is one of the advantages of forming a corporation A-The ability to take personal deductions for business losses B-The ability to sell sto
A gardener found that he was able to plant 1/4 of a packet of flower seeds in 1/5 of a garden.At this rate how much of the garden would he cover with the entire
The first permanent English colony in the New World was at:
Q company is expanding its building area from 15,550 sq feet to 20,770 sq feet what is the percentage increase of the area of the building space.
Which rational number also belongs to the set of natural numbers? a. 15 b. 0.1666... c. -12 d. 3/8
what is a sonic boom
Four friends go out to lunch and decide to split the bill evenly. The bill comes to $48.20. How much does each person owe?
The International Criminal Court has been unable to prosecute al-Bashir for war crimes because it cannot launch a search for him inside Sudan. arrest him due
what phase of the cell occurs first?interphasemitosisG1 phaseS phase