Explanation

√81 = 9 (since 9² = 81)

Last verified on 07-02-2026

Explanation

Additive inverse of a number x is a number y such that x + y = 0.

For 2/3, the additive inverse is -2/3 because 2/3 + (-2/3) = 0.

Last verified on 07-02-2026

Explanation

In (a + b)^n, the total number of terms is n + 1.

Last verified on 07-02-2026

Explanation

A number is divisible by 5 if it ends in 0 or 5.

45000 ends in 0, so it's divisible by 5.

Last verified on 07-02-2026

Explanation

• An independent clause expresses a complete thought and can stand alone as a sentence.
• Dependent clauses (If it rains) cannot stand alone.
• In the sentence, “The school will be off tomorrow” is complete and meaningful by itself.

Last verified on 07-02-2026

Explanation

• An imperative sentence gives a command, request, or instruction.
• “Close the window” tells someone to perform an action.
• Imperative sentences often start with the base form of the verb.

Last verified on 07-02-2026

Explanation

• Present perfect continuous tense is used for actions started in the past and continuing to present.
• “For two years” indicates duration of time.
• Example: “I have been studying math for three hours.”
• Tense structure: have/has + been + verb-ing.

Last verified on 07-02-2026

Explanation

• Can is a modal verb used to express ability or capability.
• Example: “She can speak three languages.”
• Modal verbs do not change form according to subject.
• They are used with base form of main verbs.

Last verified on 07-02-2026

Explanation

• A colon (:) is used to introduce items in a list, explanation, or example.
• It comes after a complete sentence that precedes the list.
• Example: “We need the following items: pen, notebook, and eraser.”

Last verified on 07-02-2026

Explanation

• The correct phrase is bound to succeed, meaning certain or very likely to succeed.
• After is incorrect because it indicates time, not certainty or likelihood.

Last verified on 07-02-2026