MCQ
Assertion (A): 5 terms are there in the expression 7x2 + 5x - 5.
Reasons (R): An algebraic expression consists of a group of terms separated by operators, which are either plus signs or minus signs.
  • A
    Both A and R are true and R is the correct explanation of A.
  • B
    Both A and R are true but R is not the correct explanation of A.
  • C
    A is true but R is false.
  • A is false but R is true.

Answer

Correct option: D.
A is false but R is true.
D

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Similar questions

Assertion (A): The factorisation of x2 + x + xy + y + zx + z is (x + y + z) (x + y)
Reasons (R): The factorisation is defined as expressing or decomposing a number or an algebraic expression as a product of its prime factors or irreducible factors.
Directions: In the following questions, the Assertions $(A)$ and Reason(s) $(R)$ have been put forward. Read both the statements carefully and choose the correct alternative from the following:
Assertion $(A)$: The base area of a right circular cylinder is $16 K cm ^3$. Its height is $5 \ cm$ . Its curved surface area is $40 cm^2$
Reasons ( $R$ : A curved surface is part of the surface of a cylinder of given radius, multiplied by its height
Assertion (A): The coefficient of xy in 6x2y2 is 3xy.
Reasons (R): A coefficient is a number multiplied by a variable.
Directions : In the following questions, the Assertions $(A)$ and Reason $(s) \ (R)$ have been put forward. Read both the statements carefully and choose the correct alternative from the following:
Assertion $(A)$ : Whole numbers are not closed under subtraction
Reason $(R)$ : A rational number is a number that is in the form of $\frac{\text{p}}{\text{q}}$ where $p$ and $q$ are integers, and $q$ is not equal to $0.$
Directions: In the following questions, the Assertions $(A)$ and Reason(s) $(R)$ have been put forward. Read both the statements carefully and choose the correct alternative from the following:
Observe the following velocity-time graph and consider it as reasons for the following assertions:

Assertion (A): $11$ is the velocity minimum
Assertion (A): The sum of the internal angles of a polygon is 10 right angles. Then the number of sides is 7
Reason (R): Quadrilaterals are composed of two triangles. Seeing as we know the sum of the interior angles of a triangle is 180°, it follows that the sum of the interior angles of a quadrilateral is 360°.
Directions: In the following questions, the Assertions $(A)$ and Reason $(s)(R)$ have been put forward. Read both the statements carefully and choose the correct alternative from the following: Assertion $(A):$ The volume of a cube of edge $a$ is $a \times a \times a \times a$. Reasons $( R )$ : Volume of cube is equal to the cube of its side (all the sides are equal in length).
Assertion (A): The coefficient of xy in xy is 1.
Reasons (R): A coefficient is a number multiplied by a variable.
Observe the figure as reasons for the following assertions:
Daily WagesNumber of Workers
290-3255
325-3602
360-3954
395-4306
430-4657
465-5005
Assertion (A): The frequency of the third class is 2.
Directions: In the following questions, the Assertions $(A)$ and Reason$(s)$ $(R)$ have been put forward. Read both the statements carefully and choose the correct alternative from the following:
Assertion $(A)$: $(-2)^{-2}$ is equal to $\frac{1}{4}$
Reasons $(R)$: The power of a number says how many times to use the number in a multiplication