Advertisements
Advertisements
प्रश्न
Identify the errors and correct them
– 3p2 + 4p – 7 = – (3p2 + 4p – 7)
उत्तर
– 3p2 + 4p – 7 = – (3p2 – 4p + 7)
APPEARS IN
संबंधित प्रश्न
Find and correct the errors in the statement: 2x + 3y = 5xy
Find and correct the errors in the statement: x + 2x + 3x = 5x
Find and correct the errors in the statement: 5y + 2y + y − 7y = 0
Find and correct the errors in the following mathematical statement. Substituting x = −3 in
x2 + 5x + 4 gives (−3)2 + 5 (−3) + 4 = 9 + 2 + 4 = 15
Find and correct the errors in the statement: (z + 5)2 = z2 + 25
Find and correct the errors in the statement: (2a + 3b) (a − b) = 2a2 − 3b2
Find and correct the errors in the statement: (a + 4) (a + 2) = a2 + 8
Find and correct the errors in the statement: `(3x^2 + 1)/(3x^2) = 1 + 1 = 2`
Find and correct the errors in the statement: `(7x + 5)/5 = 7x`
Identify the errors and correct them
7y2 – y2 + 3y2 = 10y2
