Updated benchmarks

Author: vivekmaurya001

lib/node_modules/@stdlib/math/base/special/expf/benchmark/benchmark.js

@@ -34,10 +34,10 @@ bench( pkg, function benchmark( b ) {
 	var y;
 	var i;
 
+	x = randu( 100, -50.0, 50.0 );
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
-		x = ( randu()*100.0 ) - 50.0;
-		y = expf( x );
+		y = expf( x[ i % x.length ] );
 		if ( isnan( y ) ) {
 			b.fail( 'should not return NaN' );
 		}
@@ -55,10 +55,10 @@ bench( pkg+'::built-in', function benchmark( b ) {
 	var y;
 	var i;
 
+	x = randu( 100, -50.0, 50.0 );
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
-		x = ( randu()*100.0 ) - 50.0;
-		y = Math.exp( x ); // eslint-disable-line stdlib/no-builtin-math
+		y = Math.exp( x[ i % x.length ] ); // eslint-disable-line stdlib/no-builtin-math
 		if ( isnan( y ) ) {
 			b.fail( 'should not return NaN' );
 		}