Find and correct the mistake.
What will be an ideal response?
Mistake: did not change the minus sign in x - 10
Correct: -6 = x
Mathematics
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Perform the indicated operation.Subtract (-6x2 - 3x + 1) from (-x2 - 5x + 7).
A. 5x2 + 2x + 6 B. -7x2 - 8x + 8 C. 7x2 - 2x + 8 D. 5x2 - 2x + 6
Mathematics
Solve the triangle.b = 2, c = 3, A = 80°
A. a = 3.3, B = 36.6°, C = 63.4° B. a = 2.3, B = 63.4°, C = 36.6° C. a = 3.3, B = 63.4°, C = 36.6° D. a = 4.3, B = 36.6°, C = 63.4°
Mathematics
Solve the equation using the quadratic formula.x2 + 7x + 5 = 0
A. 
B. 
C. 
D. 
Mathematics
Solve the equation by the method of your choice. Simplify irrational solutions, if possible.2x2 + 12x = - 3
A. 
B. 
C. 
D. 
Mathematics