(Le français n'est pas ma langue maternelle, alors je m'excuse d'avance si quelque chose n'est pas clair!)
Il me semble que le triangle MNP devrait ressembler à celui que j’ai attaché.
Les triangles MNP et MQR sont similaires, les côtés correspondants sont donc proportionnels:
![\dfrac{MQ}{MN}=\dfrac{MR}{MP}=\dfrac{QR}{NP}](https://tex.z-dn.net/?f=%5Cdfrac%7BMQ%7D%7BMN%7D%3D%5Cdfrac%7BMR%7D%7BMP%7D%3D%5Cdfrac%7BQR%7D%7BNP%7D)
![\implies\dfrac{2,5}6=\dfrac{MR}{5,7}=\dfrac{1,9}{NP}](https://tex.z-dn.net/?f=%5Cimplies%5Cdfrac%7B2%2C5%7D6%3D%5Cdfrac%7BMR%7D%7B5%2C7%7D%3D%5Cdfrac%7B1%2C9%7D%7BNP%7D)
![\dfrac{2,5}6=\dfrac{MR}{5,7}\implies MR=2,375](https://tex.z-dn.net/?f=%5Cdfrac%7B2%2C5%7D6%3D%5Cdfrac%7BMR%7D%7B5%2C7%7D%5Cimplies%20MR%3D2%2C375)
![\dfrac{2,5}6=\dfrac{1,9}{NP}\implies NP=4,56](https://tex.z-dn.net/?f=%5Cdfrac%7B2%2C5%7D6%3D%5Cdfrac%7B1%2C9%7D%7BNP%7D%5Cimplies%20NP%3D4%2C56)
Answer:
Step-by-step explanation:
<em>T</em><em>he algebraic expression should be any one of the forms such as addition, subtraction, multiplication and division. To find the value of x, bring the variable to the left side and bring all the remaining values to the right side. Simplify the values to find the result.</em>
F(13) means x equals 13.
Replace x in the equation with 13 and solve:
-13 + 3 = -10
F(13) = -10