Advertisements
Advertisements
प्रश्न
Simplify: 2 [a – 3 {a + 5 {a – 2) + 7}]
Advertisements
उत्तर
2 [a – 3 {a + 5 {a – 2) + 7}]
= 2 [a - 3 {a + 5a - 10 + 7}]
= 2 [a - 3a - 15a + 30 - 21]
= 2a - 6a - 30a + 60 - 42
= 2a - 36a + 60 - 42
= -34a + 18
APPEARS IN
संबंधित प्रश्न
For the following monomials, write its degree: 3m3n4
Write the degree of the following polynomial: p3q2 – 6p2q5 + p4q4
Write numerical co-efficient of the following: – 9a2b3
The sides of a triangle are 2x + 3y, x + 5y and 7x – 2y, find its perimeter.
Enclose the given term in bracket as required:
x2 – xy2 – 2xy – y2 = x2 – (……..)
Simplify: 9x + 5 – [4x – {3x – 2 (4x – 3)}]
Write the greatest common factor in the following terms.
2xy, –y2, 2x2y
Factorise the following expression.
3pqr – 6p2q2r2 – 15r2
Factorise the following expression.
x3y2 + x2y3 – xy4 + xy
Identify term which contain x and give the coefficient of x.
1 + x + xy
