Consider the vector space p2 of all polynomials of degree at most 2. find all real numbers a such that t^2 −at + 1−a^2 is in the span of t^2 −2t + 1, t−1 and 3t^2 −2t−1.
a. a can be any real number.
b. a = ±2.
c. a = −1 or a = 2.
d. a = −2 or a = 1.
e. a = 0.

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the option best identifies the textual evidence that supports this conclusion is c.) when an argument is over, how many weighty reasons does a man recollect which his heat and violence made him utterly forget? in order to recognize textual evidence is to identify the topic sentence where the author states the main idea. textual evidence is what supports the topic sentence or main idea of a passage.

answer: c. im 100 percent sure

step-by-step explanation: