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Ket [755]
3 years ago
7

How to solve

" title=" \frac{a(a - 5)}{6} - 1 = 0" alt=" \frac{a(a - 5)}{6} - 1 = 0" align="absmiddle" class="latex-formula">
​
Mathematics
1 answer:
Anna71 [15]3 years ago
8 0

Answer:

a = -1 and 6

Step-by-step explanation:

\frac{a(a - 5)}{6}  = 1

a(a - 5) = 6

{a}^{2}  - 5a = 6

{a}^{2}  - 5a - 6 = 0

(a + 1)( a- 6)

a = -1 and a = 6

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