f-¹(x)=
Answer:
Solution given:
f(x)=
Let f(x)=y
y=
Interchanging role of x and y
x=
doing crisscrossed multiplication
x(y+7)=-2y+2
now solve it:
xy+7x=-2y+2
keep like terms in one side
xy+2y=2-7x
take common
y(x+2)=2-7x
make a value of y
y=
So,
f-¹(x)=
Step-by-step explanation:
so therefore mark jogged 2 36/70km more than his sister
Answer:
1 and 7/20 or in a decimal 1.35
Step-by-step explanation:
times the numerator and the denominator then simplify.
please mark me brainliest
Answer:
Question 1: seems all A,B and C are incorrect
Question 2: long = 45/(3*3) =45/9 =5
