Find the domain and range of the inverse of the given function.f(x) = (9x - 7)3
A. Domain: [0, ?); range: all real numbers
B. Domain: [9, ?); range: [0, ?)
C. Domain and range: all real numbers
D. Domain: [7, ?); range: [0, ?)
Answer: C
Mathematics
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Estimate the value of the quantity.The velocity of a projectile fired straight into the air is given every half second. Use right endpoints to estimate the distance the projectile travelled in four seconds.
A. 815.6 m B. 854.8 m C. 407.8 m D. 427.4 m
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Simplify the expression.
+ 
A. 2 sec 2 x B. csc 2 x C. 2 csc 2 x D. 2 csc x
Mathematics
Use the quadratic formula to solve the equation. Simplify any radicals.x2 = 3 - 4x
A. {-1 ± 
}
B. {-2 ± 2
}
C. {2 + 
}
D. {-2 ± 
}
Mathematics
Write the expression in the standard form a + bi.i17
A. -1 B. i C. 1 D. -i
Mathematics