Delhi Police PC · Quantitative Aptitude
Linear equations and identities.
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Q1 · Algebra · EASY
If 3x + 7 = 22, then what is the value of x?
Q2 · Algebra · MEDIUM
Solve for x: (2x - 5)/3 = 7
Q3 · Algebra · MEDIUM
If 5(x + 3) - 2(x - 1) = 29, then what is the value of x?
Q4 · Algebra · HARD
If (x + a)(x + b) = x² + 8x + 15, then what is the value of a + b?
Q5 · Algebra · HARD
If x + (1/x) = 5, what is the value of x³ + (1/x³)?