The Least Common Multiple is 210
Answer : y intercept , b is -6
Just took the quiz and yeah, the answer is 6<span>π ft. </span>
√42 -- 6.48074069841
√150 -- 12.2474487139
√245 -- 15.6524758425
√398 -- 19.9499373433
Hope it helps... pls mark brainliest