What is the value of the sum of -m - (-6m) + (-3m)?
The value of expression 5q2 + 5qp -2 for q = -3, p=1 is__________
How much is 9 y^2- 2xy +〖 x〗^2 less than 19x^2 - 8xy?
Find the degree of 9p4q6 + 8qpr +5pq.Also find the number of terms in this expression.
Coefficient of p in 8z3yp+5zy is ________and numeric coefficient is p is _______
A square plot of side (3x+7) metre is to be fenced. If (5x+3) metre of the boundary is fenced, what length of the boundary is not fenced?
Subtract 9y2 + 6y – 7 from the sum of 5 y2 + 5y – 7 , 8y - 7y2 -8
Exponents and Powers
Verify that the following are true or not.
3^2÷3^5 = 1 / 3^3 b) (〖-1)〗^3 ÷ (〖-1)〗^5 = 1 c) 50 x 50 = 2
Simplify and express each of the following in positive exponential form, write the laws of exponents.
k8 p4 x 93 x 30
k5p3 x 35 x 33
Solve using laws of exponents.
85 x 93 x 24
16 2 x 27 2
If 8x = 512 then find x.
Usual form of the expression 4 × 10-5 is _________________
Write the number in the expanded form – 130098
Express the number in the standard form- 678678.3
Express the following as a product of prime factors is the exponential form:
81 × 128
Area and perimeter
Area of the square is 7225 sq.cm. What is the length of its side and perimeter?
From a rectangular metal sheet of sides 30 cm and 40 cm, a circular sheet of radius 2cm is cut off. Find the area of remaining sheet.
. ABCD is a rectangle with dimensions 24m by 16m. AFE is a triangle such that EF⊥AD and EF = 10m. Calculate the area of the shaded portion.
Find the area of triangle if base is 40m and height is 6m. Find the area .
Perimeter of a regular polygon = _________ x _____________
Answers
Step-by-step explanation:
What is the value of the sum of -m - (-6m) + (-3m)?
The value of expression 5q2 + 5qp -2 for q = -3, p=1 is__________
How much is 9 y^2- 2xy +〖 x〗^2 less than 19x^2 - 8xy?
Find the degree of 9p4q6 + 8qpr +5pq.Also find the number of terms in this expression.
Coefficient of p in 8z3yp+5zy is ________and numeric coefficient is p is _______
A square plot of side (3x+7) metre is to be fenced. If (5x+3) metre of the boundary is fenced, what length of the boundary is not fenced?
Subtract 9y2 + 6y – 7 from the sum of 5 y2 + 5y – 7 , 8y - 7y2 -8
Exponents and Powers
Verify that the following are true or not.
3^2÷3^5 = 1 / 3^3 b) (〖-1)〗^3 ÷ (〖-1)〗^5 = 1 c) 50 x 50 = 2
Simplify and express each of the following in positive exponential form, write the laws of exponents.
k8 p4 x 93 x 30
k5p3 x 35 x 33
Solve using laws of exponents.
85 x 93 x 24
16 2 x 27 2
If 8x = 512 then find x.
Usual form of the expression 4 × 10-5 is _________________
Write the number in the expanded form – 130098
Express the number in the standard form- 678678.3
Express the following as a product of prime factors is the exponential form:
81 × 128
Area and perimeter
Area of the square is 7225 sq.cm. What is the length of its side and perimeter?
From a rectangular metal sheet of sides 30 cm and 40 cm, a circular sheet of radius 2cm is cut off. Find the area of remaining sheet.
. ABCD is a rectangle with dimensions 24m by 16m. AFE is a triangle such that EF⊥AD and EF = 10m. Calculate the area of the shaded portion.
Find the area of triangle if base is 40m and height is 6m. Find the area .
Perimeter of a regular polygon = _________ x _____________
Step-by-step explanation:
From a rectangular metal sheet of sides 30 cm and 40 cm, a circular sheet of radius 2cm is cut off. Find the area of remaining sheet.
. ABCD is a rectangle with dimensions 24m by 16m. AFE is a triangle such that EF⊥AD and EF = 10m. Calculate the area of the shaded portion.
Find the area of triangle if base is 40m and height is 6m. Find the area .
Perimeter of a regular polygon