The answer is 9.22. Simply add the numbers together arithmetically as you would for the problem two plus two. To check your work, a calculator is the best option.
122+58+58 is equal to 238.
409
319 + 23 = 342
y = -16x2 + 342At the x-intercepts, y=0-16x2 + 342 = 016x2 = 342x2 = 342/16 = 21.375x = plus and minus sqrt(21.375) = approx. plus and minus 4.6233 (rounded)
25 + 58 + 76 + 998 = 1157
It is the expression: 342 + f + r
342 + 116 + 835 = 1293
342 + 367 = 709
366
122+58+58 is equal to 238.
409
319 + 23 = 342
y = -16x2 + 342At the x-intercepts, y=0-16x2 + 342 = 016x2 = 342x2 = 342/16 = 21.375x = plus and minus sqrt(21.375) = approx. plus and minus 4.6233 (rounded)
25 + 58 + 76 + 998 = 1157
58 + 7 + 7 = 72
90 + 539 + 692 + 58 + 46 = 1425
317 + 58 = 375