maud96 maud96
  • 03-12-2019
  • Mathematics
contestada

if x=-3 is (x-5)(x-7)<0?​

Respuesta :

jimthompson5910 jimthompson5910
  • 03-12-2019

Answer: False

=============================

Replace every x with -3. Then simplify the left side.

(x-5)(x-7) < 0

(-3-5)(-3-7) < 0

(-8)*(-10) < 0

80 < 0 ... this statement is false, 80 is not smaller than 0

----

(x-5)(x-7) < 0  is false when x = -3

Answer Link

Otras preguntas

If a pizza costs 2.85 to make and customer pays 8.95 how much profit have I made as a percentage
1.How and why did the universe begin?2.Whats the point of life? Why are we here?3.Are we alone in the universe?4.Are moral values relative or absolute?5.Should
How do u do this ??? Alistair buys an antique chair for £600. It is expected to increase in value at the rate of 4.5% each year. How much is it expected to be w
area is 320 square feet width is 4/5 length
The last of Wilson's Fourteen Points called for
Two ships leave whittier, Ak at 7 AM. The first ship sails towards Valdez on a 54° course at a constant rate of 36 mi/h. The second ship sails towards Knight is
fun facts about Uranus the planet?
Which decimal is equal to 7/10?A. 0.71B. 0.7C. 0.07D. 0.071
find the sum of 3b/b+2 and 12/b+2 and express it in simplest form
what is 1/2 plus 9/10