Given the following equation, set y = 0 and solve the resulting equation.

a. x = -4
b. x = -4, 4
c. x =3, 3
d. x =-3
e. x = 4


d. x =-3

Mathematics

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Prove that the equation is an identity. = - cos12k cot 2k

What will be an ideal response?

Mathematics

Provide an appropriate response.Investment grade bonds are characterized by: I. a high probability of being paid with few speculative risks II. the fact they are issued by companies in bankruptcy or in financial difficulty III. the fact they are issued by foreign governments

A. II only B. I only C. III only D. both I and III

Mathematics

Solve.A computer printer costs $720. If the sales tax rate is 3%, how much tax is charged and what is the total price? Round your answers to the nearest cent.

A. $252.00, $972.00  B. $25.20, $745.20  C. $18.00, $738.00 D. $32.40, $752.40 

Mathematics

Identify the graph of the equation as a parabola, hyperbola, ellipse, or circle.4y2 + 25x2 = 100

A. hyperbola B. parabola C. ellipse D. circle

Mathematics