Home
Class 8
MATHS
Determine each of the products and find ...

Determine each of the products and find the value of each for `x=2,\ y=1. 15 , z=0. 01.` `x z(x^2+y^2)`

Text Solution

Verified by Experts

`x z(x^2+y^2)`
`=2xx0.01(4+1.3225)`
`=0.02xx5.3225`
`=0.10645`
Promotional Banner

Topper's Solved these Questions

  • COMPOUND INTEREST

    RD SHARMA|Exercise All Questions|129 Videos

Similar Questions

Explore conceptually related problems

Determine each of the products and find the value of each for x=2,y=1.15,z=0.01z^(2)(x-y)

Determine each of the products and find the value of each for x=2,y=1.15,z=0.01(2z-3x)x(-4y)

Multiply the monomial by the binomial and find the value of each for x=-1,y=0.25 and z=0.05:15y^(2)(2-3x)( ii )-3x(y^(2)+z^(2))z^(2)(x-y) (iv) xz(x^(2)+y^(2))

If x = 1, y = 2 and z = 5 , find the value of 3x – 2y + z .

If x=1, y=2, z=-1 then find the value of z^2-2xy(x-y)

If x = 1, y = 2, z = 5 , then find the value of 3x – 2y + 4z.

Evaluate each of the following expressions for x=-2,\ y=-1,\ z=3: (i) x/y+y/z+z/x (ii) x^2+y^2+z^2-x y-y z-z x

Find the value of the "determinant" |{:(1,x,y+z),(1,y,z+x),(1,z,x+y):}|

If x /(y+z) = y/(z + x) = z /(x + y) , then find the value of each fraction.

Evaluate each of the following algebraic expressions for x=1,\ y=-1, z=2,\ a=-2,\ b=1,\ c=-2: (i) a x+b y+c z (ii) a x^2+b y^2-c z^2 (iii) a x y+b y z+c x y

RD SHARMA-ALGEBRAIC EXPRESSIONS AND IDENTITIES-All Questions
  1. Multiply: (3x-4/5y^2x)b y1/2x ydot

    Text Solution

    |

  2. Find the following products: (i) 100 x(0. 01 x^4-0. 01 x^2) (ii) 121....

    Text Solution

    |

  3. Determine each of the products and find the value of each for x=2,\...

    Text Solution

    |

  4. Determine each of the products and find the value of each for x=2,\ ...

    Text Solution

    |

  5. Determine each of the products and find the value of each for x=2,\ ...

    Text Solution

    |

  6. Simplify the expressions and evaluate them as directed: (i)

    Text Solution

    |

  7. Add : (i) 5m\ (3-m)a n d\ 6m^2-13 m (ii)4y\ (3y^2+5y-7)a n d\ 2\ (y^...

    Text Solution

    |

  8. Subtract 3p q\ (p-q)from2p q\ (p+q)

    Text Solution

    |

  9. Add: (i)p\ (p-q), q(q-r)and\ r\ (r-p) (ii)2x\ (z-x-y)\ and\ 2y\ (z-y...

    Text Solution

    |

  10. Subtract: 3l\ (l-4m+5n) from 4l(10 n-3m+2l)

    Text Solution

    |

  11. Subtract: 3a\ (a+b+c)-2b(a-b+c)from 4c(-a+b+c)

    Text Solution

    |

  12. Simplify each of the expressions: 15 a^2-6a(a-2)+a(3+7a)

    Text Solution

    |

  13. Simplify each of the following expressions: x^2(1-3y^2)+x(x y^2-2x)-3y...

    Text Solution

    |

  14. Simplify each of the following expressions: 4s t\ (s-t)-6s^2(t-t^2)-3t...

    Text Solution

    |

  15. Find the following products: (i)2a^3(3a+5b) (ii) -11 a(3a+2b) (iii...

    Text Solution

    |

  16. Find the following products: (i)(6x)/5(x^3+y^3) (ii)x y(x^3-y^3) ...

    Text Solution

    |

  17. Find the following products: (i) 4/(27)x y z\ (9/2x^2y z-3/4x y z^2) ...

    Text Solution

    |

  18. Find the following products: 7/5x^2y(3/5x y^2+2/5x) 4/3a(a^2+b^2-3...

    Text Solution

    |

  19. Find the product 24 x^2(1-2x) and evaluate its value for x =3.

    Text Solution

    |

  20. Find the product \ 3y(x y+y^2) and find its value for x=4\ a n d\ y=5.

    Text Solution

    |