Advertisements
Advertisements
प्रश्न
Identify the errors and correct them
7y2 – y2 + 3y2 = 10y2
Advertisements
उत्तर
7y2 – y2 + 3y2 = 10y2
= (7 – 1 + 3)y2
= (6 + 3)y2
= 9y2
APPEARS IN
संबंधित प्रश्न
Find and correct the errors in the statement: 4(x − 5) = 4x − 5
Find and correct the errors in the statement: 2x + 3y = 5xy
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 − 15 + 4 = −2
Find and correct the errors in the statement: (2a + 3b) (a − b) = 2a2 − 3b2
Find and correct the errors in the statement : `3/(4x + 3) = 1/(4x)`
Find and correct the errors in the statement: `(4x + 5)/(4x) = 5`
Find and correct the errors in the statement: `(7x + 5)/5 = 7x`
Identify the errors and correct them
m(4m – 3) = 4m2 – 3
Identify the errors and correct them
(4n)2 – 2n + 3 = 4n2 – 2n + 3
