5.2 Algebraic expressions involving basic arithmetic operations

Report 1 / 5

Write \((6t+5u)^2\) in the form the repeated multiplication.

(A) \(6t^2+5u^2\)

(B) \(6t+5u^2\)

(D) \((6t-5u) \times (6t+5u)\)

Difficulty Level: Easy

Report 2 / 5

Simplify \((4a+8b-5)+(7a-b+2)\).

(A) \(1a + 7b-3\)

(B) \(11a + 7b-3\)

(D) \(1a + 8b-3\)

Difficulty Level: Easy

Report 3 / 5

Simplify \(j \times j \times j\times j\times j\times j\).

(A) \(j^3\)

(B) \(j^4\)

(D) \(j^6\)

Difficulty Level: Easy

Report 4 / 5

Simplify \(5x\times 6x^5\).

(A) \(30x^6\)

(B) \(5x^6\)

(D) \(30x^5\)

Difficulty Level: Medium

Report 5 / 5

Simplify \(3a^5b^6 \div 27a^4b^2\).

(A) \(\dfrac{9ab^4}{3}\)

(B) \(\dfrac{9}{ab^4}\)

(D) \(\dfrac{ab^4}{3}\)

Difficulty Level: Medium