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19. Evaluate sqr rt 7x ( sqr rt x- 7 sqr rt 7) Show your work.

19. Evaluate sqr rt 7x ( sqr rt x- 7 sqr rt 7) Show your work.
asked 142k views
3 votes
19. Evaluate sqr rt 7x ( sqr rt x- 7 sqr rt 7) Show your work.

asked
User Chhavi
by
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1 Answer

1 vote
√7x × (√x-7 √7)
√7x √(x-7)×7
√7x√7x-49
√7x×(7x-49)
√49x²-343x
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User Janice
by
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