Find the range of values of 4*-21 <5-for all real values of x. The line y=x+k cuts the curve y^2- 2x exactly once. Find the value of k.
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It is given that the curve with equation y=ax +bx+c, where a, b and c are constants passes
through the points with coordinates (1, 0.22), (1.1,0) and (2,-0.18).
(b) Find the values of a, b and c.
(it) Hence, using an algebraic approach, find the coordinates of the turning point of
the curve ​

How are sas and sss used to show that two triangles are congruent?

Gabriel determined that his total cost would be represented by 2.5x + 2y – 2. his sister states that the expression should be x + x + 0.5x + y + y – 2. who is correct? explain.

The two box p digram the two box plots show the data of the pitches thrown by two pitchers throughout the season. which statement is correct? check all that apply. pitcher 1 has a symmetric data set. pitcher 1 does not have a symmetric data set. pitcher 2 has a symmetric data set. pitcher 2 does not have a symmetric data set. pitcher 2 has the greater variation. ots represent the total number of touchdowns two quarterbacks threw in 10 seasons of play