I need the vocab it won't tell me the correct vocab when look it up I will mark you brainliest

Xto the second power plus 14x plus 48. what are the factors? we are doing factoring trinomials with a=1

What is the next step in the given proof? choose the most logical approach. a. statement: m 1 + m 2 + 2(m 3) = 180° reason: angle addition b. statement: m 1 + m 3 = m 2 + m 3 reason: transitive property of equality c. statement: m 1 = m 2 reason: subtraction property of equality d. statement: m 1 + m 2 = m 2 + m 3 reason: substitution property of equality e. statement: 2(m 1) = m 2 + m 3 reason: substitution property of equality

Isaac wants the equation below to have no solution when the missing number is placed in the box. which number should he place in the box?