Name the law illustrated.9 ? 4 = 4 ? 9
A. associative law for multiplication
B. commutative law for multiplication
C. distributive law
D. commutative law for addition
Answer: B
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Solve the problem.The owner of Nuts2U Snack Shack mixes cashews worth $5.50 a pound with peanuts worth $2.00 a pound to get a half-pound, mixed-nut bag worth $1.80. How much of each kind of nut is included in the mixed bag?
A. Cashews: 0.23 lb; peanuts: 0.27 lb B. Cashews: 0.07 lb; peanuts: 0.43 lb C. Cashews: 0.27 lb; peanuts: 0.23 lb D. Cashews: 0.10 lb; peanuts: 0.40 lb
Find all of the real and imaginary roots, stating the multiplicity of each.(5x - 2)3(x2 + 16)4 = 0
A. - 
with multiplicity 4
±4i with multiplicity 3
B. 
with multiplicity 4
±4i with multiplicity 3
C. 
with multiplicity 3
±4i with multiplicity 4
D. 
with multiplicity 4
±4 with multiplicity 3
Write the number in scientific notation.Light with a wavelength of 0.00000055 meters is green in color
A. 5.5 × 10-8 B. 5.5 × 10-6 C. 5.5 × 10-7 D. 5.5 × 107
Use the discriminant to decide whether the equation represents a parabola, an ellipse, or a hyperbola.x2 + 4xy + 5y2 - 3x + 4y = 0
A. Parabola B. Hyperbola C. Ellipse