Simplify the radical expression. Assume that all variables represent positive real numbers.
A. 
B. 
C. 
D. 
Answer: B
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Write the number in words.A mutual fund purchased a large block of stock valued at $4,700,900.
A. Four million, seven thousand, nine B. Four million, seven hundred thousand, nine hundred C. Four million, seven hundred thousand, nine D. Four million, seven thousand, nine hundred
Write an algebraic expression for the specified quantity.A merchant has light roast coffee worth $3.50 a pound that she wishes to mix with dark roast coffee worth $6.99 a pound. Let x = the number of pounds of dark roast coffee in a 80-pound mixture of light roast coffee and dark roast coffee. Write an algebraic expression in x for (i) the number of pounds of light roast coffee in the 80-pound mixture; (ii) the value of the dark roast coffee in the 80-pound mixture; (iii) the value of the light roast coffee in the 80-pound mixture.
A. (i) 80 - x (ii) $6.99(80 - x) (iii) $3.50x B. (i) 80 + x (ii) $6.99x (iii) $3.50(80 + x) C. (i) 80 + x (ii) $6.99(80 + x) (iii) $3.50x D. (i) 80 - x (ii) $6.99x (iii) $3.50(80 - x)
Find the coordinates of the vertex for the parabola defined by the given quadratic function.f(x) = (x + 1)2 + 1
A. (-1, -1) B. (0, 1) C. (1, 0) D. (-1, 1)
Find the exact value of the real number y.y = csc-1(-1)
A. 
B. 2?
C. - 
D. ?