Trig identities
name the trig function equivalent to the expression: tanθcosθ
sinθ
change from degrees to radians: 210 degrees
7𝝅/6
Write the following equalities in exponential form: log4256
44=256
Find the vertex and axis of symmetry: y=-(x+3)2-1
Vertex: (-3, -1)
Axis of symmetry: x=-3
10x+12y=-22
2x+3y=-8
(x,y)=(5, -6)
name the trig function equivalent to the expression: 1/tanθ
cotθ
change from radians to degrees: 35𝝅/18
350 degrees
Write the following equalities in exponential form: log2x=-5
x=1/32
Find the vertex and axis of symmetry -1/3(x-3)=(y+5)2
Vertex: (3, -5)
Axis of symmetry: y=-5
4x+8y=-12
x-2y=-7
(x,y)=(-5, 1)
name the trig function equivalent to the expression:
1-cos2θ/cos2θ
tan2θ
give the exact value: csc240
-2√3/3
Write the following equalities in exponential form: log77=1
71=7
Find the vertex and axis of symmetry: -(y+2)=(x-2)2
Vertex:(2, -2)
Axis of symmetry: x=2
9x-10=-9
4x-9y=-4
(x,y)=(-1, 0)
verify the identity: (sinθ+cosθ)2=1+sin2θ
1+sin2θ=1+sin2θ
find the 6 trig functions: cosθ=60/61
sinθ=11/61 cscθ=61/11
cosθ=60/61 secθ=61/60
tanθ=11/60 cotθ=60/11
Write the following equalities in exponential form: log61/36=-2
6-2=1/36
Find the vertex and axis of symmetry: -2x2-4x+y+70=0
Vertex:(-1, -72)
Axis of symmetry: x=-1
-3x-y-3z=-8
-5x+3y+6z=-4
-6x-4y+z=-20
(x,y,z)=(2,2,0)
find all solutions to the equation: cos3θ=0
𝝅/6, 3𝝅/6
find the 6 trig functions: csc=7
sinθ=1/7 cscθ=7
cosθ=4√3/7 secθ=7√3/12
tanθ=√3/12 cotθ=4√3
Write the following expressions in terms of log of x,y, and z: logx2y
2logx+logy
Find the vertex and axis of symmetry:
2y2+x+20y+51=0
Vertex: (-1, -5)
Axis of symmetry: y=-5
y=x+4z-5
4x+3y-2z=5
z=-2x+2
(x,y,z)=(0,3,2)