What equation is equivalent to P = 210 x4/3y7/3?
1) P = ∛210x4y7
2) P =70xy2 ∛xy
3) P = 210xy2∛xy
4) P = 210xy2∛x3y5
3) P = 210xy2∛xy
Given p does not equal q, p= (1/2)q, expressed in logarithmic form, is equivalent to:
1) logp(1/2) = q
2) logq(p) = 1/2
3) log1/2(p) = q
4) log1/2(q) = p
3) log1/2(p) = q
Expressed as a function of a positive acute angle, cot (-120)° is equivalent to:
1) -tan60°
2) cot60°
3) -cot30°
4) cot30°
2) cot60°
Which quadrants are where sin is negative?
Quadrant III and quadrant IV
Given y >0, the expression √3x2y ⋅ ∛27x3y2 is equivalent to:
1) 81x5y3
2) 31.5x2y
3) 35/2x2y5/3
4) 33/2x2y7/6
4) 33/2x2y7/6
Which expression is not a solution to the equation
2t = √10?
1) 1/2 log210
2) log2√10
3) log410
4) log104
4) log104
Which expression is equivalent to sin(-120°)?
1) sin60°
2) -sin60°
3) cos30°
4) -cos60°
2) -sin60°
Given cos θ = 7/25, where is an angle in standard position terminating in quadrant IV, sin2θ + cos2θ = 1, what is the value of tan θ?
1) -24/25
2) -24/7
3) 24/25
4) 24/7
2) -24/7
The product of (3 + √5) ( 3 - √5) is:
1) 4 - 6√5
2) 14 - 6√5
3) 14
4) 4
4) 4
Solve 3.8e1.5t = 16 algebraically for t to the nearest hundredth.
t = 0.96
The exact value of sin (8π/3) is:
1) 1/2
2) -1/2
3) - √3/2
4) √3/2
4) √3/2
If cos θ = -3/4 and θ is in Quadrant III, then sin θ is equivalent to:
1) -√7/4
2) √7/4
3) -5/4
4) 5/4
1) -√7/4
Rationalize: 3 / 2√6
(1√6) / 4
Which expression is not equivalent to logb36?
1) 6logb2
2) logb9 + logb4
3) 2logb6
4) logb72- logb2
1) 6logb2
As θ increases from -π/2 to 0 radians, the value of cosθ will:
1) decrease from 1 to 0
2) decrease from 0 to -1
3) increase from -1 to 0
4) increase from 0 to 1
4) increase from 0 to 1
If θ is an angle in standard position whose terminal side passes through the point (-2, -3), what is the numerical value of tan θ?
1) 2/3
2) 3/2
3) -2/√13
4) -3/√13
2) 3/2
Given x >0, the expression x1/5 / x1/2 can be rewritten as:
1) ∛x
2)-10√x3
3) 1 / 10√x3
4) ∛x10
3) 1 / 10√x3
If L = x2/ k, then logL is equal to:
1) 2log (x/k)
2) 2(logx - logk)
3) 2logx - logk
4) (2logx) / logk
3) 2logx - logk
Given tan θ =-4/3 where π/2 < θ< π, what is the value of sec θ?
1) -5/3
2) -3/5
3) 4/5
4) 5/3
1) -5/3
Given sin θ =7/25 and θ terminates in Quadrant II, what is the value of tan θ?
1) -7/24
2) -24/7
3) 7/24
4) 24/7
1) -7/24