ladyblu35
ladyblu35
03-04-2015
Mathematics
contestada
-z2-z-19
Z=-7 what is the answer please
Respuesta :
Аноним
Аноним
03-04-2015
[tex]put\ the\ value\ of\ z=-7\ to\ the\ expression\ -z^2-z-19:\\\\-(-7)^2-(-7)-19=-49+7-19=\boxed{-61}[/tex]
Answer Link
Panoyin
Panoyin
03-04-2015
-z² - z - 19
-(-7)² - (-7) - 19
-(49) + 7 - 19
-49 + 7 - 19
-42 - 19
-61
Answer Link
VER TODAS LAS RESPUESTAS ( 68+ )
Otras preguntas
The legs of a right triangle are 12 cm and 16 cm. What is the length of the hypotenuse? 15 cm 17 cm 20 cm 28 cm Question 3(Multiple Choice Worth 4 points)
Pleassssssssssse Help. write one paragraph with at least 3 details, describing each of the following topics: 1. The warning signs Mt. St. Helen's gave
I NEED HELP PLS ILL GIVE YOU 13 POINTS BUT HELP PLS
An element's atomic number is 77. How many electrons would an atom of this element have?
Adaptations areA.unfavorable traits in a particular environment. b.favorable traits in a particular environment. c.traits that are acquired as an organism lives
a payday loan store charges $40 for one month loan of $300. what annual interest rate is This equivalent to
A negative stressor can also be called eustress. a. True b. False
If a drug user stops taking a drug and the body fails to function normally because it has adjusted to sompensate for the presence of the drug that user is exper
Which of the following challenges did Chandragupta Maurya have to overcome to unite India? There are more than 1,000 different languages in India. There we
A rectangular piece of cardboard is 15 inches longer than it is wide. A 5-inch square is cut from each corner, and the remaining piece is folded to form a box.
