A) In the given figure , AB=AC & PQ//BC , prove that AP=AQ ! b) In the given figure , AO=OB=OC , prove that angleBAC = 90°

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A33 gram sample of a substance that's used to detect explosives has a k-value of 0.1473. n = noekt no = initial mass (at time t = 0) n = mass at time t k = a positive constant that depends on the substance itself and on the units used to measure time t = time, in days

What are the solutions of the system? y = x^2 + 2x +3y = 4x - 2a. (-1, -6) and (-3, -14)b. (-1, 10) and (3, -6)c. no solutiond. (-1, -6) and (3, 10)

Heather is riding a quadratic function that represents a parabola that touches but does not cross the x-axis at x=-6