Answer:
The answer is 2.
Step-by-step explanation:
Given: - 6 - (-6) + 7 + ( - 4) + ( - 1)
= - 6 + 6 + 7 - 4 - 1
= 6 + 7 - 6 - 4 - 1
= (6 + 7) - (6 + 4 + 1)
= 13 - 11
= 2
Hence, the answer.
Answer:
n = 7
n = -3
Step-by-step explanation:
4n+6 = n²-15
4n = n² - 21
n² - 4n - 21 = 0
(n-7)(n+3) = 0
n = 7
n = -3
Answer:b
Step-by-step explanation:
Answer:
a.No
b.-7/2, it is at (4,-7/2)
c.-5?4, it is at (2,-5/4)
d.All real numbers except 6
e.3
f.-1/2
Step-by-step explanation:
a. Plug it in! f(5)=((5)+3)/((5)-6)=-8, so no!
b. Plug it in! f(4)=((4)+3)/((4)-6)=-7/2
c. Plug it in! f(2)=((2)+3)/((2)-6)=-5/4
d. If it were to be 6, then it would be 3/0 which would be undefined.
d.f(-3)=((-3)+3)/((-3)-6))=0/8
f.f(0)=((0)+3)/((0)-6)=-1/2