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Practice Problems

Terms in this set (30)

Convert 1 radian to degree measure
180/π
Convert 180° to radian measure
1π
Convert 1° to radian measure
π/180
Convert -132.64° to radian measure
-2.32
Convert 0.5 radians to degree measure
28.65
Convert 7π/11 radians to degrees
114.55
Convert 100° to radians
1.74
Convert -2π/13 radians to degrees
27.69
Convert -2.37 radians to degrees
-135.79
Convert 280.37° to radians
4.89
Convert 0.6 radians to degrees
-34.38
Convert 1.46 radians to degrees
83.65
Convert 77.3° to radians
1.35
Convert -79.3° to radians
-1.38
Convert 181° to radians
3.16
What is the reference angle for 200°?
20°
What is the reference angle for 285°?
75°
What is the reference angle for 156°?
24°
Given | 5x+15 | = 5, solve for x
-2, -4
Given | 6y-9 | = 3, solve for x
1, 2
Given u(x) = √(1+x), determine the domain. Write it in inequality notation, set-builder notation, interval notation, and graph.
x≥-1
R {x / x≥-1 }
[-1,∞)
-1 ●--->
Given g(x) = √(x)-8, determine the domain. Write it in inequality notation, set-builder notation, interval notation, and graph.
x≥0
R {x / x≥0 }
[0,∞)
0 ●--->
Given h(x) = √(x-2), determine the domain. Write it in inequality notation, set-builder notation, interval notation, and graph.
x≥2
R {x / x≥2 }
[2,∞)
2 ●--->
Given the points (-2,4)(3,3)(3,0)(4,-2), write the domain and range in set notation.
{-2, 3, 4}
{4, 3, 0, -2}
Given the points (-3,-3)(2,-1)(2,2), write the domain and range in set notation.
{-3, 2}
{-3, -1, 2}
Martina deposited $4,000 into an account with 5.6% interest, compounded quarterly. Assuming that no withdrawals were made, how much will she have in the account after 6 years?
$5,584.33
Mai borrowed $8,000 at a rate of 9%, compounded semiannually. Assuming she makes no payments,
$17,667.83
Suppose that $2,000 is invested at a rate of 3.1%, compounded annually. Assuming that no withdrawals were made, find the total amount after 8 years.
$2,553.29
Simplify tan(x)cox(x)
sin(x)
Simplify sin(x)sec(x)
...
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