Solve the problem.
A tunnel is in the shape of a parabola. The maximum height is 48 m and it is 18 m wide at the base. What is the vertical clearance 3 m from the edge of the tunnel?
A. 21.3 m
B. 2.2 m
C. 26.7 m
D. 45.8 m
Answer: C
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Determine whether the algebraic expression is a polynomial (Yes or No). If it is a polynomial, write the polynomial in standard form, determine the degree and state if it is a monomial, binomial, or trinomial. If it is a polynomial with more than 3 terms, identify the expression as a polynomial.-5pqr7 + 2p2r - 3q1/2r
A. no B. yes; -5pqr7 + 2p2r - 3q1/2r; degree 9; trinomial C. yes; -5pqr7 + 2p2r - 3q1/2r; degree 14; trinomial D. yes; 5pqr7 + 2p2r + 3q1/2r; degree 5; binomial
Graph the inverse of f, given the graph of f below.
A. 
B. 
C. 
D. 
Solve using a matrix on a graphing calculator.
A. (7, 1) B. (8, 1) C. (8, 0) D. No solution
Write an inequality using the variable x that corresponds to the set graphed on the number line.
A. x ? -4 B. x > -4 C. x < -4 D. x ? -4