Without evaluating each expression, determine which value is the greatest. Explain how you know. a.7 ⅚ - 9 ¾
b.(-7 ⅚ ) + (- 9 ¾ )
c.(-7 ⅚ ) ⋅ 9 ¾
d.(-7 ⅚ ) ÷ (- 9 ¾ )

Will give brainliest if you answer question correct

Explain why the function is discontinuous at the given number a. (select all that apply.) f(x) = 1 x + 1 a = −1 f(−1) is undefined. lim x→−1+ f(x) and lim x→−1− f(x) exist, but are not equal. lim x→−1 f(x) does not exist. f(−1) and lim x→−1 f(x) exist, but are not equal. none of the above

Manuela claims that and are congruent. which statement best describes her claim? she is incorrect because the segments do not have the same orientation. she is incorrect because the segments do not have the same length. she is correct because the segments have the same length. she is correct because the segments have the same orientation.