Ask Question
15 August, 23:39

If the value of b is 7, then what is the value of the expression - 3b2 + 25 = ?

A. 17 B. - 122 C. 122 D. 172. - 3 (7) 2+25-3*49+25-147+25-122

B.-122

+3
Answers (1)
  1. 16 August, 02:05
    0
    B

    substitute b = 7 into the expression and evaluate

    - 3 * (7) ² + 25 = ( - 3 * 49) + 25 = - 147 + 25 = - 122 → B
Know the Answer?
Not Sure About the Answer?
Find an answer to your question ✅ “If the value of b is 7, then what is the value of the expression - 3b2 + 25 = ? A. 17 B. - 122 C. 122 D. 172. - 3 (7) ...” in 📘 Mathematics if you're in doubt about the correctness of the answers or there's no answer, then try to use the smart search and find answers to the similar questions.
Search for Other Answers