Solve the system.3x - 2y - 10 = 06x + y - 25 = 0
A. 
B. 
C. 
D. ?
Answer: A
Mathematics
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Provide an appropriate response.The curves y = ax2 + b and y = 2x2 + cx have a common tangent line at the point (-1, 0). Find a, b, and c.
A. a = 1, b = 0, c = 2 B. a - 2, b = 1, c = -1 C. a = 1, b = -1, c = 2 D. a = -1, b = 1, c = -2
Mathematics
Find the triple scalar product (u x v) ? w of the given vectors.u = i + j + k; v = 10i + 7j + 8k; w = 2i + 4j + 5k
A. 63 B. 55 C. -57 D. -5
Mathematics
Perform the indicated operations and simplify the result. Leave the answer in factored form.
? 
A. 
B. 
C. 1
D. 
Mathematics
Find the volume.Find the volume of the given sphere. Use 3.14 for ?. Round to the nearest thousandth, if necessary.
diameter = 2.7 cm
A. 91.562 cm3 B. 10.301 cm3 C. 22.891 cm3 D. 82.406 cm3
Mathematics