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Factor.\newline3t2+8t+43t^2 + 8t + 4

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Q. Factor.\newline3t2+8t+43t^2 + 8t + 4
  1. Identify aa, bb, cc: Identify aa, bb, and cc in the quadratic expression 3t2+8t+43t^2 + 8t + 4 by comparing it with the standard form ax2+bx+cax^2 + bx + c.\newlinea=3a = 3\newlineb=8b = 8\newlinebb00
  2. Find two numbers: Find two numbers that multiply to aca*c (34=123*4 = 12) and add up to bb (88).\newlineWe need to find two numbers that multiply to 1212 and add up to 88.\newlineThe numbers 22 and 66 satisfy these conditions because 26=122*6 = 12 and 2+6=82+6 = 8.
  3. Rewrite middle term: Rewrite the middle term 8t8t using the two numbers found in the previous step.\newlineThe expression 3t2+8t+43t^2 + 8t + 4 can be rewritten as 3t2+2t+6t+43t^2 + 2t + 6t + 4 by splitting the middle term.
  4. Factor by grouping: Factor by grouping. Group the first two terms and the last two terms.\newline(3t2+2t)+(6t+4)(3t^2 + 2t) + (6t + 4)\newlineNow factor out the common factors from each group.\newlineFrom the first group, we can factor out tt: t(3t+2)t(3t + 2)\newlineFrom the second group, we can factor out 22: 2(3t+2)2(3t + 2)
  5. Notice common factor: Notice that both groups contain the common factor 3t+23t + 2. We can factor out 3t+23t + 2 from the entire expression. The factored form is t+2t + 2(3t+2)(3t + 2).