Simplification Questions

• What is the value of tan 300°?
• If cotA/√(1 + cot2A) = x , then the value of x is
• What is the value of √[(1 - cosA)/(1 + cosA)]?
• On dividing a number by 38, we get 70 as quotient and 12 as remainder. What is the number?
• If a + b = 8 and a2 + b2 = 34 , then value of ab is
• If 7x + 2 ≥ x - 2 and 7 + 2x ≥ 3 + 3x; then x can take which of the following values?
• If (1 + cosA)/(1 - cosA) = x, then x is
• Which of the following quadratic equations has real roots?
• If 9x - 6(3 - x) = 12, then the value of x is
• If x - 2y = 2 and 3x + y = 20, then the value of (x,y) is
• If cosA = x, then x is
• If cosec 45° - sin 30° = x, then x is
• Mayur can complete a work in 27 hours. If he is joined by Jayantika who is 100% more efficient, in what time will they together finish the work?
• If 3x - 2(4 - 3x) < 2x - 5 < 3x + 3; then the value of x is
• Simplify (b2x 3a2z4 ) × (b2x 4a4z3 )/(a3b2z4 )
• If cos 240° = x, then value of x is
• If a + b = 9 and a2+ b2= 61 , then ab is
• Reflection of the point (2,5) in the x axis is
• If 1/√(1+tan2A) = x , then value of x is
• What is the equation of the line passing through the point (0,4) and making an angle of 45° with the positive xaxis?