In each of the following, find the value of 'a':
(i) 4x2 + ax + 9 = (2x + 3)2
Answers
Answered by
1
Answer:
4x² + ax + 9 = (2x + 3)2
ax= 4x+ 6 -9-4x²
ax= 4x-3-4x²
a= 4x-3-4x²/x
a= 4- 3/x - 4x
Answered by
4
Answer:
a=12
Step-by-step explanation:
4x
2
+ax+9=4x
2
+2(2x)(3)+9
=>ax=2(2x)(3)
=>ax=12x
=>a=12
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