Interactive practice questions
Answer the following.
a
The domain of both the sine and cosine functions is:
$[$[$-1,1$−1,1$]$]
A
$[$[$0,\infty$0,∞$)$)
B
$\left(-\infty,\infty\right)$(−∞,∞)
C
$[$[$0,2\pi$0,2π$]$]
D
b
The range of both the sine and cosine functions is:
$[$[$-2\pi,2\pi$−2π,2π$]$]
A
$[$[$-1,1$−1,1$]$]
B
$\left(-\infty,\infty\right)$(−∞,∞)
C
$[$[$0,2\pi$0,2π$]$]
D
Easy
< 1min
Consider the function $y=-3\sin x$y=−3sinx, where $x$x is in radians.
Easy
1min
Consider the function $y=-2\cos x$y=−2cosx, where $x$x is in radians.
Easy
< 1min
Consider the function $y=5\sin2x$y=5sin2x, where $x$x is in radians.
Easy
2min
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