veronikakaldess veronikakaldess

13-01-2021
Mathematics

contestada

f (x) = x2 + 4
What is the value of x when f (x) = 42
A. -2
В. 0
C 12
D. 20

Respuesta :

imranhafeez73 imranhafeez73

14-01-2021

Answer:

f(x)=X^2+4

f(x)=42

42=X^2+4

X^2+4=42

X^2=42-4

X^2=38

X=sqrt(38)=6.16

[tex] \sqrt{?} [/tex]

Answer Link

Otras preguntas

what's a good thesis statement for a research paper about cancer?

what tactic did Filipino insurgents use to undermine American power? A:self-rule B:concentration camps C:guerilla warfare D:insurgency

William Lloyd Garrison was a white abolitionist from the North who called for "immediate and complete emancipation of all slaves." Which of these statements is

The Organization of Petroleum Exporting Countries (OPEC) controls much of the world's production of oil. If its members decide to lower their daily oil producti

solve: y=-3x+5 5x-4y=-3

Analyze what happens to the air pressure as you increase in the altitude. How might this affect athletes who compete at higher altitudes?

which is a good comparison of the estimated sum and the actual sum of 7 7\8 + 2 11\12

In 1998, paleoanthropologist Rick Potts published an article in The Yearbook of Physical Anthropology, a peer-reviewed journal. The article was titled “Environm

Which emerged after deindustrialization? free trade manufacturing-based economy oil surplus service-based economy stagflation

The table shows exam scores of students who watched a certain number of hours of television per week: Hours of TV 1 2 3 4 5 6 7 8 9 10 Exam Score 98 96 95 94 90