Answer:
Step-by-step explanation:
7√144 - 11√45 + 6√500
= 7(12) - 11√(9×5) + 6√(100×5)
= 84 - 11(3)√5 + 6(10)√5
= 84 - 33√5 + 60√5
= 84 + 27√5
7√144 - 11√45 + 6√500 = <em>84 + 27√5</em>
= 7(12) - 11(√9×√5) + 6(√100×√5)
= 84 - 33 √5 + 6(10×√5)
= 84 - 33 √5 + 60√5
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10 times.
The number in the tenths place is 90. The number in the ones place is 9. 9 times 10 is 90.
54
The answer is -4 i just did the test
