Factor:
x2+7x+12
(x+3)(x+4)
Find all the x-intercepts for:
y=2(x-1)(x-4)(x+6)
(1,0) (4,0) (-6,0)
Find the y-intercept for:
y=2(x-1)(x-4)(x+6)
(0,48)
sin(30o)=
1/2
True or False
In the equation : sin(θ)=1/2
θ=30o and θ=150o
True
Factor:
x2+11x+24
(x+3)(x+8)
Find all the x-intercepts for:
y=x(x+8)(x-4)
(0,0) (-8,0) (4,0)
Find the y-intercept for:
y=x(x+8)(x-4)
(0,0)
cos(7𝞹/6)=
-√3/2
True or False
In the equation : cos(θ)= -1/2
θ=60o and θ=300o
False
Factor:
x2-16x+60
(x-10)(x-6)
Find all the x-intercepts for:
y=x2-9x+20
(5,0) (4,0)
Find the y-intercept for:
y=x2-9x+20
(0,20)
tan(7𝞹/4)=
-1
True or False
In the equation : tan(θ)=1
θ=45o and θ=225o
True
Factor:
x2-13x+36
(x-9)(x-4)
Find all the x-intercepts for:
y=(x-5)(x2-9)
(5,0) (-3,0) (3,0)
Find the y-intercept for:
y=(x-5)(x2-9)
(0,45)
csc(4𝞹/3)=
- 2/√3
If sin(θ) is positive and tan(θ) negative, then θ is in Quadrant ____.
Quadrant II
Factor:
x2-13x-30
(x-15)(x+2)
Find all the x-intercepts for:
y=(x+2)(x2+16)
(-2,0)
Find the y-intercept for:
y=(x+2)(x2+16)
(0,32)
cot(7𝞹/6)=
√3
If cos(θ) is negative and sin(θ) negative, then θ is in Quadrant ____.
Quadrant III