Solve.x4 - 6x2 + 5 = 0
A. ±1, ±5
B. ±1, ±
C. ±1, ±2
D. 1, 
Answer: B
Mathematics
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Convert the measurement to the units specified. Round your answer to the nearest tenth.8 kilometers to yards
A. 67,976.8 yards B. 8749.3 yards C. 26,247.9 yards D. 22,658.9 yards
Mathematics
Use the FOIL method to find the product. Express the product in descending powers of the variable.(8x + 4)(x + 3)
A. 8x2 + 28x + 28 B. 8x2 + 28x + 12 C. 8x2 + 12x + 28 D. 8x2 + 26x + 12
Mathematics
Find the limit.
sec2 x - tan2 y + z
A. 10 B. 8 C. 9 D. 7
Mathematics
Find the magnitude and direction angle (to the nearest tenth) for each vector. Give the measure of the direction angle as an angle in [0,360°].
A. 14; 150° B. 28; 150° C. 28; 30° D. 14; 330°
Mathematics