What are the values of x in the equation 4x2 + 4x – 3 = 0? x = –1.5, 0.5 x = –0.5, –1.5 x = StartFraction negative 4 plus or minus StartRoot negative 32 EndRoot Over 8 EndFraction x = StartFraction negative 4 plus or minus StartRoot negative 64 EndRoot Over 8 EndFraction

Which term best describes the association between variables a and b? no association a negative linear association a positive linear association a nonlinear association a scatterplot with an x axis labeled, variable a from zero to ten in increments of two and the y axis labeled, variable b from zero to one hundred forty in increments of twenty with fifteen points in a positive trend.

Which three lengths could be the lengths of the sides of a triangle? 21 cm, 7 cm, 7 cm 9 cm, 15 cm, 22 cm 13 cm, 5 cm, 18 cm 8 cm, 23 cm, 11 cm

Apositive number a or the same number a increased by 50% and then decreased by 50% of the result?