(4 questions, 25 points) I know it's a lot, but I really need to get this done! Thank you so much! Identify which of the methods from this lesson (GCF, grouping, difference of squares, or perfect squares) could be used to factor the polynomial. x^2 + 2x + 1 A. This polynomial could be factored by finding the GCF, then by grouping or using the perfect squares method. B. This polynomial could be factored by using the difference of squares method, perfect squares method, or grouping. C. This polynomial could be factored only by using the perfect squares method. D. This polynomial could be factored only by using the difference of squares method. E. This polynomial could be factored by using grouping or the perfect squares methods. F. This polynomial cannot be factored by any of the methods used in this lesson. 2x^3 + 4x^2 + 2x A. This polynomial could be factored by finding the GCF, then by grouping or using the perfect squares method. B. This polynomial could be factored by using the difference of squares method, perfect squares method, or grouping. C. This polynomial could be factored only by using the perfect squares method. D. This polynomial could be factored by using grouping or the perfect squares methods. E. This polynomial could be factored only by using the difference of squares method. F. This polynomial cannot be factored by any of the methods used in this lesson. x^2 – 169 A. This polynomial could be factored by finding the GCF, then by grouping or using the perfect squares method. B. This polynomial could be factored by using the difference of squares method or grouping. C. This polynomial could be factored only by using the perfect squares method. D. This polynomial could be factored by using grouping or the perfect squares methods. E. This polynomial could be factored only by using the difference of squares method. F. This polynomial cannot be factored by any of the methods used in this lesson. x^2 + 5x – 7 A. This polynomial could be factored by finding the GCF, then by grouping or using the perfect squares method. B. This polynomial could be factored by using the difference of squares method, perfect squares method, or grouping. C. This polynomial could be factored only by using the perfect squares method. D. This polynomial could be factored by using grouping or the perfect squares methods. E. This polynomial could be factored only by using the difference of squares method. F. This polynomial cannot be factored by any of the methods used in this lesson.

(4 questions, 25 points) I know it's a lot, but I really need to get this done! Thank you so much! Identify which of the methods from this lesson (GCF, grouping, difference of squares, or perfect squares) could be used to factor the polynomial. x^2 + 2x + 1 A. This polynomial could be factored by finding the GCF, then by grouping or using the perfect squares method. B. This polynomial could be factored by using the difference of squares method, perfect squares method, or grouping. C. This polynomial could be factored only by using the perfect squares method. D. This polynomial could be factored only by using the difference of squares method. E. This polynomial could be factored by using grouping or the perfect squares methods. F. This polynomial cannot be factored by any of the methods used in this lesson. 2x^3 + 4x^2 + 2x A. This polynomial could be factored by finding the GCF, then by grouping or using the perfect squares method. B. This polynomial could be factored by using the difference of squares method, perfect squares method, or grouping. C. This polynomial could be factored only by using the perfect squares method. D. This polynomial could be factored by using grouping or the perfect squares methods. E. This polynomial could be factored only by using the difference of squares method. F. This polynomial cannot be factored by any of the methods used in this lesson. x^2 – 169 A. This polynomial could be factored by finding the GCF, then by grouping or using the perfect squares method. B. This polynomial could be factored by using the difference of squares method or grouping. C. This polynomial could be factored only by using the perfect squares method. D. This polynomial could be factored by using grouping or the perfect squares methods. E. This polynomial could be factored only by using the difference of squares method. F. This polynomial cannot be factored by any of the methods used in this lesson. x^2 + 5x – 7 A. This polynomial could be factored by finding the GCF, then by grouping or using the perfect squares method. B. This polynomial could be factored by using the difference of squares method, perfect squares method, or grouping. C. This polynomial could be factored only by using the perfect squares method. D. This polynomial could be factored by using grouping or the perfect squares methods. E. This polynomial could be factored only by using the difference of squares method. F. This polynomial cannot be factored by any of the methods used in this lesson.

answer:  

step-by-step explanation:

here x represents the height of the pole,

and, the height of the shadow of the pole is 12 feet.

also, the angle of elevation from the top of the pole is 40°,

therefore,

by the low of sine,

which is the required equation for finding the value of x,

answer: i'm not sure

step-by-step explanation: