Translate to an algebraic expression using the variable, x.7 more than 3 times a number
A. 10x
B. 7x + 3
C. 3x + 7
D. 3(7 + x)
Answer: C
Mathematics
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Solve the problem.The figure shown here shows a rectangle inscribed in an isosceles right triangle whose hypotenuse is 6 units long. Express the area A of the rectangle in terms of x.
A. A(x) = 2x2 B. A(x) = 2x(3 - x) C. A(x) = 2x(x - 3) D. A(x) = x(3 - x)
Mathematics
The temperatures on a summer day satisfy the inequality below, where t is the temperature in degrees Fahrenheit. Express this range without using absolute value symbols.
?
?
A. 
B. ?
C. ?
D. ?
E. ?
Mathematics
Use a graphing utility to graph the curve defined by the given parametric equations.x = 3 cos t, y = 2 sin t; 0 ? t ? 2?
A. 
B. 
C. 
D. 
Mathematics
Write the expression in the standard form a + bi.i18 + i16 + i14 + 1
A. -1 B. 1 C. i D. 0
Mathematics