Solve this quadratic equation using the quadratic formula. 2x 2 - 10x + 7 = 0
2 answers:
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Answer:
The total number of books is 1020.
Step-by-step explanation:
Denote the books by their first letter.
From the provided information:
Compute the expression of <em>T</em> as follows:
Compute the value of <em>C</em> in terms of <em>A</em>:
Compute the value of <em>A</em> as follows:
Use expressions (i) and (ii):
Compute the value of <em>T</em> as follows:
Thus, the total number of books is 1020.
Answer: The correct answer is: [C]: " " .
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Step-by-step explanation:
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Note the property for square roots in exponential form:
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→ ; ↔ b
;
{ ;
;
.}.
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As such, given:
→ ;
a = 15, b = 7, c = 4 .
→ ; ↔
;
→ which corresponds to:
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Answer choice: [C]: " " .
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Hope this helps!
Wishing you well in your academic endeavors!
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