If 3x+22x+1 = a2x+1+bx+2 be an identity, then the value of b

More Questions from Simplification

• D and E are the points on the sides AB and AC respectively of a ΔABC and AD = 8 cm, DB = 12 cm, AE= 6 cm and EC = 9 cm, then BC is equal to:
• A, B and C can finish a job working alone in 72, 24 and 36 days respectively. In how many days they can finish the job if they worked together?
• If [7(5x/3 - 3/2)]/2 + 3/2 = 1/4, then what is the value of x?
• If a3 + b3 = 19 and ab = -6 , then what is the value of a + b?
• What is the sum of the first 12 terms of an arithmetic progression if the 3rd term is -13 and the 6th term is -4?
• What is the reflection of the point (5, 2) in the line x = -3?
• What are the co-ordinates of the centroid of a triangle, whose vertices are A(1, -5), B(4, 0) and C(-2, 2)?
• Slope of the line AB is -4/3. Co-ordinates of points A and B are (x, -5) and (-5, 3) respectively. What is the value of x?
• What is the value of √2 Sec 45 - Tan 30?
• ΔABC is right angled at B. If m ∠A = 60°, then what is the value of 1/√3 Cosec C?

Discussion & Comments