Unit 6
What quadrant does the point (-4,1) lies in?
Quadrant 2
Square root 144= ?
12
Given f(x)= 2x + 1, find f(3)
7
Where are all trigonometric functions positive?
Quadrant 1
Change x2= 9 into a rational answer
x= ±3
f(x)= 2x2 - x, what is f(-1)
3
Which quadrant is sine positive but cosine negative?
Quadrant 2
Change x2= 5 into irrational answer
x= ± square root 5
What is the domain of f(x)= square root x?
x>0
A point has coordinates (5,-2). Which quadrant is it in?
Quadrant VI
(square root 3x + 1) = (4)
x= 5
What is the range of f(x)= x2?
y>0
What are each quadrants?
Quadrant 1= positive
Quadrant 2= negative and positive
Quadrant 3= negative
Quadrant 4= positive and negative
square root 7 - x + 3 = 5/(square root 7 - x) = (2)
x= 3
Given f(x)= 2x + 3 and g(x)= x2, find (f + g)(x)
x2 + 2x + 3