Give the degree of the polynomial and identify its leading coefficient.-20x3 - 8w2 - 7w - 5y4 - 3
A. degree: 10; leading coefficient: -20
B. degree: 4; leading coefficient: -20
C. degree: 10; leading coefficient: -5
D. degree: 4; leading coefficient: -5
Answer: D
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Write the slope-intercept form of the equation of the line satisfying the given conditions.Through (8, -4); undefined slope
A. y = 8 B. x = -4 C. y = -4 D. x = 8
Perform the operations indicated.9.6 + 82.81 + 95.1
A. 188.51 B. 187.61 C. 187.52 D. 187.51
Solve the problem.A sample of 500 g of lead-210 decays to polonium-210 according to the function given by 
where t is time in years. What is the amount of the sample, to the nearest gram, after 10 years?
A. 363 g B. 264 g C. 20 g D. 689 g
Indicate whether the value of x shown is a solution of the given equation.x + 
= 4, if x = 
A. Yes B. No