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Q4: Use the vector <span class="ql-formula"
Q18: Find the equation of the parabola
Q20: The table shows the enrollment projections
Q23: Find all minors of the matrix
Q29: Find the inverse of the matrix
Q36: Use the Heron's formula to find
Q37: Find the expression as the sine
Q41: If <span class="ql-formula" data-value="\| \mathbf
Q44: Find the angle between the vectors
Q63: Use the dot product to find