Simplify (x − 4)(x2 + 3x − 1). (5 points) x3 − x2 + 11x + 4 x3 − x2 − 13x + 4 x3 + 7x2 + 11x + 4 x3 + 7x2 − 13x + 4

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1. find the area of the unshaded square 2. find the area of the large square 3. what is the area of the frame represented by the shaded region show

Rachel is studying the population of a particular bird species in a national park. she observes every 10th bird of that species that she can find in the park. her conclusion is that the birds living in the park who belong to that species generally feed on insects. rachel's sample is . based on the sample she picked, rachel's generalization is . reset next