In exercises 9-20, use the given triangles to evaluate each expression. If necessary, express the value without a square root in the denominator by rationalizing the denominator. (Only question 9 & 10)

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step-by-step explanation:

step-by-step explanation:

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boxplot e is the answer

"standard form:

3x2 + 14x − 10 = 0

solutions based on quadratic formula:

x1   = −14 − √ 142 − 4×3×(−10) /   2×3   = −14 − 2 × √ 79 /   6   ≈ −5.296

x2   = −14 + √ 142 − 4×3×(−10) /   2×3   = −14 + 2 × √ 79 /   6   ≈ 0.629